Document And Entity Information [Abstract] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Class of Stock [Line Items] Class of Stock [Line Items] Document Type Document Type Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Amendment Flag Pay vs Performance Disclosure [Line Items] Pay vs Performance Disclosure [Table] Pay vs Performance Disclosure Executive Category [Axis] Executive Category: All Executive Categories [Member] All Executive Categories Peo [Member] PEO Non Peo Neo [Member] Non-PEO NEO Adjustment to Compensation [Axis] Adjustment to Compensation: All Adj To Comp [Member] All Adjustments to Compensation Aggt Chng Pnsn Val In Summry Compstn Tbl For Aplbl Yr [Member] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost Pnsn Adjs Svc Cst [Member] Pension Adjustments Service Cost Pay vs Performance [Table Text Block] Pay vs Performance Disclosure, Table Company Selected Measure Name Company Selected Measure Name Named Executive Officers, Footnote [Text Block] Named Executive Officers, Footnote Peer Group Issuers, Footnote [Text Block] Peer Group Issuers, Footnote PEO Total Compensation Amount PEO Total Compensation Amount PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Adjustment To PEO Compensation, Footnote [Text Block] Adjustment To PEO Compensation, Footnote Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Adjustment to Non-PEO NEO Compensation Footnote Compensation Actually Paid vs. Total Shareholder Return [Text Block] Compensation Actually Paid vs. Total Shareholder Return Tabular List [Table Text Block] Tabular List, Table Total Shareholder Return Amount Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net Income (Loss) Attributable to Parent Net Income (Loss) Company Selected Measure Amount Company Selected Measure Amount Adjustment to Compensation Amount Adjustment to Compensation, Amount Measure Name Name Non-GAAP Measure Description [Text Block] Non-GAAP Measure Description Award Timing Disclosures [Line Items] Award Timing MNPI Disclosure [Text Block] Award Timing MNPI Disclosure Award Timing Method [Text Block] Award Timing Method Award Timing Predetermined [Flag] Award Timing Predetermined Award Timing MNPI Considered [Flag] Award Timing MNPI Considered Award Timing, How MNPI Considered [Text Block] Award Timing, How MNPI Considered MNPI Disclosure Timed for Compensation Value [Flag] MNPI Disclosure Timed for Compensation Value Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures Adopted [Flag] Insider Trading Policies and Procedures Adopted Values Reported in Stock Awards Column on Summary Compensation Table [Member] Values Reported In Stock Awards Column On Summary Compensation Table [Member] Values Reported in Stock Awards Column on Summary Compensation Table [Member] Values Reported in Stock Options Column on Summary Compensation Table [Member] Values Reported In Stock Options Column On Summary Compensation Table [Member] Values Reported in Stock Options Column on Summary Compensation Table [Member] Year-End Fair Value for Stock Awards Granted in Covered Fiscal Year (Outstanding and Unvested) [Member] Year End Fair Value For Stock Awards Granted In Covered Fiscal Year Outstanding And Unvested [Member] Year-End Fair Value for Stock Awards Granted in Covered Fiscal Year (Outstanding and Unvested) [Member] Year-End Fair Value for Stock Options Granted in Covered Fiscal Year (Outstanding and Unvested) [Member] Year End Fair Value For Stock Options Granted In Covered Fiscal Year Outstanding And Unvested [Member] Year-End Fair Value for Stock Options Granted in Covered Fiscal Year (Outstanding and Unvested) [Member] Prior Year Stock Awards Fair Value [Member] Prior Year Stock Awards Fair Value [Member] Prior Year Stock Awards Fair Value [Member] Prior Year Stock Options Fair Value [Member] Prior Year Stock Options Fair Value [Member] Prior Year Stock Options Fair Value [Member] Measure [Axis] Measure: Pay vs Performance Disclosure with Additional Measures [Line Items] Pay vs Performance Disclosure with Additional Measures [Table] Adjustment [Line Items] Pay vs. Performance Adjustments [Table] Equity Awards Adjustments Equity Awards Adjustments Pay vs Performance Tabular Lists [Line Items] Pay vs Performance Tabular Lists [Table] Tabular List Measures [Line Items] Tabular List [Table] Measures [Line Items] Measures [Table]