Measure [Axis] Adjustment to Compensation [Axis] Less Aggregate Change In Actuarial Present Value Of Pension Benefits [Member] Executive Category [Axis] PEO [Member] Non-PEO NEO [Member] Less Grant Date Fair Value Of Stock And Option Awards [Member] Add Year End Fair Value Of Awards Granted During The Fiscal Year That Are Outstanding And Unvested As Of The End Of The Fiscal Year [Member] Add Change In Fair Value Whether Positive Or Negative As Of Vesting Date Of Awards Granted In Prior Fiscal Years For Which All Applicable Vesting Conditions Were Satisfied At Fiscal Year End Or During The Fiscal Year [Member] Add Change In Fair Value Whether Positive Or Negative As Of Fiscal Year End For Unvested And Outstanding Awards Granted In Prior Fiscal Years [Member] Add Dividends Paid On Unvested Equity Awards During The Fiscal Year [Member] Cover [Abstract] Document Type Entity Registrant Name Entity Central Index Key Document Period End Date Amendment Flag Amendment Description Pay vs Performance Disclosure [Table] Pay vs Performance Disclosure, Table Company Selected Measure Name Named Executive Officers, Footnote Peer Group Issuers, Footnote [Text Block] Changed Peer Group, Footnote PEO Total Compensation Amount PEO Actually Paid Compensation Amount Adjustment To PEO Compensation, Footnote Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Compensation Actually Paid Amount Adjustment to Non-PEO NEO Compensation Footnote Equity Valuation Assumption Difference, Footnote Compensation Actually Paid vs. Total Shareholder Return [Text Block] Compensation Actually Paid vs. Net Income [Text Block] Compensation Actually Paid vs. Company Selected Measure [Text Block] Total Shareholder Return Vs Peer Group Compensation Actually Paid vs. Other Measure Tabular List [Table Text Block] Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net Income (Loss) Attributable to Parent Company Selected Measure Amount Other Performance Measure, Amount Adjustment to Compensation Amount PEO Name Measure Name Non-GAAP Measure Description Additional 402(v) Disclosure Pension Benefits Adjustments, Footnote Equity Awards Adjustments, Footnote Erroneously Awarded Compensation Recovery [Table] Restatement Determination Date [Axis] Individual [Axis] Restatement Determination Date Aggregate Erroneous Compensation Amount Erroneous Compensation Analysis Stock Price or TSR Estimation Method Outstanding Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Not Yet Determined Name Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery, Explanation of Impracticability Name Compensation Amount Restatement does not require Recovery Awards Close in Time to MNPI Disclosures [Table] Award Type [Axis] Award Timing MNPI Disclosure Award Timing Method Award Timing Predetermined Award Timing MNPI Considered Award Timing, How MNPI Considered MNPI Disclosure Timed for Compensation Value Awards Close in Time to MNPI Disclosures, Table Name Underlying Securities Exercise Price Fair Value as of Grant Date Underlying Security Market Price Change Trading Arrangements, by Individual [Table] Trading Arrangement [Axis] Material Terms of Trading Arrangement Name Title Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted Adoption Date Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated Termination Date Expiration Date Arrangement Duration Aggregate Available Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Not Adopted Outstanding Recovery, Individual Name Awards Close in Time to MNPI Disclosures, Individual Name Trading Arrangement, Individual Name