| 
Accounts Payable and Other Accrued Liabilities, Current
 | 
US-GAAP
 | 
| 
Accounts Payable, Current
 | 
US-GAAP
 | 
| 
Accounts Payable, Trade, Current
 | 
US-GAAP
 | 
| 
Accounts Receivable, after Allowance for Credit Loss, Current
 | 
US-GAAP
 | 
| 
Accrued Professional Fees, Current
 | 
US-GAAP
 | 
| 
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
 | 
US-GAAP
 | 
| 
Accumulated Other Comprehensive Income (Loss), Net of Tax
 | 
US-GAAP
 | 
| 
Additional Paid in Capital
 | 
US-GAAP
 | 
| 
Adjustments to Additional Paid in Capital, Increase in Carrying Amount of Redeemable Preferred Stock
 | 
US-GAAP
 | 
| 
APIC, Share-based Payment Arrangement, Increase for Cost Recognition
 | 
US-GAAP
 | 
| 
Accounts Receivable, Allowance for Credit Loss
 | 
US-GAAP
 | 
| 
Accounts Receivable, Allowance for Credit Loss, Current
 | 
US-GAAP
 | 
| 
Allowance for Doubtful Other Receivables, Current
 | 
US-GAAP
 | 
| 
Asset Impairment Charges
 | 
US-GAAP
 | 
| 
Assets
 | 
US-GAAP
 | 
| 
Assets, Current
 | 
US-GAAP
 | 
| 
Assets, Noncurrent
 | 
US-GAAP
 | 
| 
Capital Expenditures Incurred but Not yet Paid
 | 
US-GAAP
 | 
| 
Cash and Cash Equivalents, at Carrying Value
 | 
US-GAAP
 | 
| 
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
 | 
US-GAAP
 | 
| 
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect
 | 
US-GAAP
 | 
| 
Cash Divested from Deconsolidation
 | 
US-GAAP
 | 
| 
Common Stock, Par or Stated Value Per Share
 | 
US-GAAP
 | 
| 
Common Stock, Shares Authorized
 | 
US-GAAP
 | 
| 
Common Stock, Shares, Issued
 | 
US-GAAP
 | 
| 
Common Stock, Shares, Outstanding
 | 
US-GAAP
 | 
| 
Common Stock, Value, Issued
 | 
US-GAAP
 | 
| 
Communications and Information Technology
 | 
US-GAAP
 | 
| 
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
 | 
US-GAAP
 | 
| 
Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Cost of Revenue
 | 
US-GAAP
 | 
| 
Current Income Tax Expense (Benefit)
 | 
US-GAAP
 | 
| 
Customer Deposits, Current
 | 
US-GAAP
 | 
| 
Deferred Income Tax Assets, Net
 | 
US-GAAP
 | 
| 
Deferred Income Tax Expense (Benefit)
 | 
US-GAAP
 | 
| 
Deferred Revenue, Current
 | 
US-GAAP
 | 
| 
Deferred Revenue, Revenue Recognized
 | 
US-GAAP
 | 
| 
Deferred Tax and Other Liabilities, Noncurrent
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Inventory
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Net of Valuation Allowance
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Net of Valuation Allowance, Noncurrent
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Operating Loss Carryforwards
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Other
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Returns and Allowances
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Valuation Allowance
 | 
US-GAAP
 | 
| 
Deferred Tax Liabilities, Net, Noncurrent
 | 
US-GAAP
 | 
| 
Defined Contribution Plan, Cost
 | 
US-GAAP
 | 
| 
Deposit Assets
 | 
US-GAAP
 | 
| 
Depreciation
 | 
US-GAAP
 | 
| 
Depreciation, Depletion and Amortization
 | 
US-GAAP
 | 
| 
Due from Related Parties
 | 
US-GAAP
 | 
| 
Due from Related Parties, Current
 | 
US-GAAP
 | 
| 
Due to Related Parties, Current
 | 
US-GAAP
 | 
| 
Earnings Per Share, Basic
 | 
US-GAAP
 | 
| 
Earnings Per Share, Diluted
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Other Adjustments, Percent
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent
 | 
US-GAAP
 | 
| 
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
 | 
US-GAAP
 | 
| 
Employee-related Liabilities, Current
 | 
US-GAAP
 | 
| 
Share-based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount
 | 
US-GAAP
 | 
| 
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount
 | 
US-GAAP
 | 
| 
Proceeds from Equity Method Investment, Distribution
 | 
US-GAAP
 | 
| 
Equity Method Investment, Other than Temporary Impairment
 | 
US-GAAP
 | 
| 
Equity Method Investments
 | 
US-GAAP
 | 
| 
Equity Securities, FV-NI
 | 
US-GAAP
 | 
| 
Equity Securities, FV-NI, Gain (Loss)
 | 
US-GAAP
 | 
| 
Equity Securities, FV-NI, Unrealized Gain (Loss)
 | 
US-GAAP
 | 
| 
Excise and Sales Taxes
 | 
US-GAAP
 | 
| 
Fair Value Adjustment of Warrants
 | 
US-GAAP
 | 
| 
Finance Lease, Right-of-Use Asset, Amortization
 | 
US-GAAP
 | 
| 
Financing Receivable, Allowance for Credit Loss
 | 
US-GAAP
 | 
| 
Foreign Currency Exchange Rate, Translation
 | 
US-GAAP
 | 
| 
Foreign Currency Transaction Gain (Loss), before Tax
 | 
US-GAAP
 | 
| 
Foreign Currency Transaction Gain (Loss), Realized
 | 
US-GAAP
 | 
| 
Gain (Loss) on Sale of Equity Investments
 | 
US-GAAP
 | 
| 
Gain (Loss) on Disposition of Property Plant Equipment
 | 
US-GAAP
 | 
| 
General and Administrative Expense
 | 
US-GAAP
 | 
| 
Income (Loss) from Continuing Operations before Income Taxes, Domestic
 | 
US-GAAP
 | 
| 
Income (Loss) from Continuing Operations before Income Taxes, Foreign
 | 
US-GAAP
 | 
| 
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Income (Loss) from Equity Method Investments
 | 
US-GAAP
 | 
| 
Income Tax Expense (Benefit)
 | 
US-GAAP
 | 
| 
Income Taxes Paid
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Accounts Payable, Trade
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Accounts Receivable
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Deferred Revenue
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Due from Related Parties, Current
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Due to Related Parties, Current
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Inventories
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Other Accounts Payable and Accrued Liabilities
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Other Noncurrent Assets
 | 
US-GAAP
 | 
| 
Increase (Decrease) in Prepaid Expense and Other Assets
 | 
US-GAAP
 | 
| 
Increase in Carrying Amount of Redeemable Preferred Stock
 | 
US-GAAP
 | 
| 
Interest Expense
 | 
US-GAAP
 | 
| 
Inventory, Gross
 | 
US-GAAP
 | 
| 
Inventory, Net
 | 
US-GAAP
 | 
| 
Inventory Write-down
 | 
US-GAAP
 | 
| 
Investment Income, Interest
 | 
US-GAAP
 | 
| 
Liabilities
 | 
US-GAAP
 | 
| 
Liabilities and Equity
 | 
US-GAAP
 | 
| 
Liabilities Assumed
 | 
US-GAAP
 | 
| 
Liabilities, Current
 | 
US-GAAP
 | 
| 
Liabilities, Noncurrent
 | 
US-GAAP
 | 
| 
Long-term Investments
 | 
US-GAAP
 | 
| 
Stockholders' Equity Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders
 | 
US-GAAP
 | 
| 
Net Cash Provided by (Used in) Financing Activities
 | 
US-GAAP
 | 
| 
Net Cash Provided by (Used in) Investing Activities
 | 
US-GAAP
 | 
| 
Net Cash Provided by (Used in) Operating Activities
 | 
US-GAAP
 | 
| 
Net Income (Loss) Attributable to Parent
 | 
US-GAAP
 | 
| 
Net Income (Loss) Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Net Income (Loss) Available to Common Stockholders, Basic
 | 
US-GAAP
 | 
| 
Noncontrolling Interest, Increase from Subsidiary Equity Issuance
 | 
US-GAAP
 | 
| 
Financing Receivable, after Allowance for Credit Loss, Current
 | 
US-GAAP
 | 
| 
Financing Receivable, after Allowance for Credit Loss, Noncurrent
 | 
US-GAAP
 | 
| 
Operating Costs and Expenses
 | 
US-GAAP
 | 
| 
Operating Income (Loss)
 | 
US-GAAP
 | 
| 
Operating Lease, Liability
 | 
US-GAAP
 | 
| 
Operating Lease, Liability, Current
 | 
US-GAAP
 | 
| 
Operating Lease, Liability, Noncurrent
 | 
US-GAAP
 | 
| 
Operating Lease, Right-of-Use Asset
 | 
US-GAAP
 | 
| 
Operating Loss Carryforwards
 | 
US-GAAP
 | 
| 
Other Accrued Liabilities, Current
 | 
US-GAAP
 | 
| 
Other Assets, Current
 | 
US-GAAP
 | 
| 
Other Assets, Miscellaneous, Noncurrent
 | 
US-GAAP
 | 
| 
Other Assets, Noncurrent
 | 
US-GAAP
 | 
| 
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
 | 
US-GAAP
 | 
| 
Other Nonoperating Income
 | 
US-GAAP
 | 
| 
Other Nonoperating Income (Expense)
 | 
US-GAAP
 | 
| 
Other Operating Income
 | 
US-GAAP
 | 
| 
Other Operating Income (Expense), Net
 | 
US-GAAP
 | 
| 
Payments for (Proceeds from) Long-term Investments
 | 
US-GAAP
 | 
| 
Payments for Repurchase of Common Stock
 | 
US-GAAP
 | 
| 
Payments to Acquire Productive Assets
 | 
US-GAAP
 | 
| 
Payments to Acquire Short-term Investments
 | 
US-GAAP
 | 
| 
Preferred Stock, Shares Outstanding
 | 
US-GAAP
 | 
| 
Preferred Stock, Value, Outstanding
 | 
US-GAAP
 | 
| 
Prepaid Advertising
 | 
US-GAAP
 | 
| 
Prepaid Expense and Other Assets, Current
 | 
US-GAAP
 | 
| 
Prepaid Rent
 | 
US-GAAP
 | 
| 
Prepaid Taxes
 | 
US-GAAP
 | 
| 
Proceeds from Dividends Received
 | 
US-GAAP
 | 
| 
Proceeds from Issuance Initial Public Offering
 | 
US-GAAP
 | 
| 
Proceeds from Issuance of Convertible Preferred Stock
 | 
US-GAAP
 | 
| 
Proceeds from Issuance or Sale of Equity
 | 
US-GAAP
 | 
| 
Proceeds from Noncontrolling Interests
 | 
US-GAAP
 | 
| 
Proceeds from Sale, Maturity and Collection of Investments
 | 
US-GAAP
 | 
| 
Proceeds from Sale of Equity Method Investments
 | 
US-GAAP
 | 
| 
Proceeds from Sale of Productive Assets
 | 
US-GAAP
 | 
| 
Proceeds from Stock Options Exercised
 | 
US-GAAP
 | 
| 
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Property, Plant and Equipment, Net
 | 
US-GAAP
 | 
| 
Accounts Receivable, Credit Loss Expense (Reversal)
 | 
US-GAAP
 | 
| 
Public Utilities, Property, Plant and Equipment, Construction Work in Progress
 | 
US-GAAP
 | 
| 
Redeemable Noncontrolling Interest, Equity, Preferred, Carrying Amount
 | 
US-GAAP
 | 
| 
Related Party Transaction, Amounts of Transaction
 | 
US-GAAP
 | 
| 
Related Party Transaction, Purchases from Related Party
 | 
US-GAAP
 | 
| 
Restricted Cash Equivalents, Current
 | 
US-GAAP
 | 
| 
Retained Earnings (Accumulated Deficit)
 | 
US-GAAP
 | 
| 
Revenue, Remaining Performance Obligation, Amount
 | 
US-GAAP
 | 
| 
Revenues
 | 
US-GAAP
 | 
| 
Selling and Marketing Expense
 | 
US-GAAP
 | 
| 
Share-based Payment Arrangement, Noncash Expense
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Grant Date Intrinsic Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangements by Share-based Payment Award, Options, Expirations in Period, Weighted Average Exercise Price
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price
 | 
US-GAAP
 | 
| 
Share Price
 | 
US-GAAP
 | 
| 
Short-term Investments
 | 
US-GAAP
 | 
| 
Short-term Lease Payments
 | 
US-GAAP
 | 
| 
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants
 | 
US-GAAP
 | 
| 
Stockholders' Equity Attributable to Parent
 | 
US-GAAP
 | 
| 
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Stockholders' Equity Note, Stock Split, Conversion Ratio
 | 
US-GAAP
 | 
| 
Stock Issued
 | 
US-GAAP
 | 
| 
Stock Issued During Period, Shares, Conversion of Convertible Securities
 | 
US-GAAP
 | 
| 
Stock Issued During Period, Value, Conversion of Convertible Securities
 | 
US-GAAP
 | 
| 
Stock Issued During Period, Value, New Issues
 | 
US-GAAP
 | 
| 
Stock Issued During Period, Value, Stock Options Exercised
 | 
US-GAAP
 | 
| 
Stock Repurchased During Period, Value
 | 
US-GAAP
 | 
| 
Stock Repurchase Program, Authorized Amount
 | 
US-GAAP
 | 
| 
Taxes Payable, Current
 | 
US-GAAP
 | 
| 
Treasury Stock, Shares
 | 
US-GAAP
 | 
| 
Treasury Stock, Value
 | 
US-GAAP
 | 
| 
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued
 | 
US-GAAP
 | 
| 
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount
 | 
US-GAAP
 | 
| 
SEC Schedule, 12-09, Valuation Allowances and Reserves, Period Increase (Decrease)
 | 
US-GAAP
 | 
| 
Variable Interest Entity, Consolidated, Liabilities, Current, No Recourse (Deprecated 2020-01-31)
 | 
US-GAAP
 | 
| 
Weighted Average Number of Shares Outstanding, Basic and Diluted
 | 
US-GAAP
 | 
| 
Financing Receivable, Allowance for Credit Loss, Writeoff
 | 
US-GAAP
 | 
| 
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
 | 
US-GAAP
 | 
| 
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests
 | 
US-GAAP
 | 
| 
Payments of Ordinary Dividends, Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Payments to Noncontrolling Interests
 | 
US-GAAP
 | 
| 
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price
 | 
US-GAAP
 | 
| 
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate
 | 
US-GAAP
 | 
| 
Weighted Average Number of Shares Outstanding, Diluted
 | 
US-GAAP
 | 
| 
Weighted Average Number of Shares Outstanding, Basic
 | 
US-GAAP
 | 
| 
Equity Method Investment, Aggregate Cost
 | 
US-GAAP
 | 
| 
Noncontrolling Interest, Increase from Sale of Parent Equity Interest
 | 
US-GAAP
 | 
| 
Proceeds from Equity Method Investment, Distribution, Return of Capital
 | 
US-GAAP
 | 
| 
Assets, Fair Value Disclosure
 | 
US-GAAP
 | 
| 
Deferred Tax Assets, Deferred Income
 | 
US-GAAP
 | 
| 
Deferred Tax Liabilities, Net
 | 
US-GAAP
 | 
| 
Deferred Tax Liabilities, Other
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent
 | 
US-GAAP
 | 
| 
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, to be Paid
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, to be Paid, Year One
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, to be Paid, Year Four
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, to be Paid, Year Three
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, to be Paid, Year Two
 | 
US-GAAP
 | 
| 
Lessee, Operating Lease, Liability, Undiscounted Excess Amount
 | 
US-GAAP
 | 
| 
Loss Contingency, Damages Sought, Value
 | 
US-GAAP
 | 
| 
Management Fee Payable
 | 
US-GAAP
 | 
| 
Operating Lease, Cost
 | 
US-GAAP
 | 
| 
Operating Lease, Payments
 | 
US-GAAP
 | 
| 
Operating Lease, Weighted Average Discount Rate, Percent
 | 
US-GAAP
 | 
| 
Property, Plant and Equipment, Gross
 | 
US-GAAP
 | 
| 
Financing Receivable, Credit Loss, Expense (Reversal)
 | 
US-GAAP
 | 
| 
Secured Debt, Current
 | 
US-GAAP
 | 
| 
Statutory Accounting Practices, Statutory Net Income Amount
 | 
US-GAAP
 | 
| 
Treasury Stock, Common, Shares
 | 
US-GAAP
 | 
| 
Amortization of Intangible Assets
 | 
US-GAAP
 | 
| 
Construction Payable, Current
 | 
US-GAAP
 | 
| 
Effective Income Tax Rate Reconciliation,Other Reconciling Items, Percent
 | 
US-GAAP
 | 
| 
Fair Value, Option, Changes in Fair Value, Gain (Loss)
 | 
US-GAAP
 | 
| 
Finite-Lived Intangible Assets, Accumulated Amortization
 | 
US-GAAP
 | 
| 
Finite-Lived Intangible Assets, Gross
 | 
US-GAAP
 | 
| 
Finite-Lived Intangible Assets, Net
 | 
US-GAAP
 | 
| 
Impairment of Long-Lived Assets to be Disposed of
 | 
US-GAAP
 | 
| 
Other Liabilities, Noncurrent
 | 
US-GAAP
 | 
| 
Other Prepaid Expense, Current
 | 
US-GAAP
 | 
| 
Payments to Acquire Land Held-for-use
 | 
US-GAAP
 | 
| 
Stock Repurchase Program Authorized Amount1
 | 
SRT
 |