Tabular List Measures [Line Items] Tabular List Measures Pay vs Performance Disclosure [Line Items] Pay vs Performance Disclosure Pay vs Performance [Table Text Block] Pay vs Performance Disclosure, Table Pay vs Performance Disclosure [Table] Pay vs Performance Disclosure PEO Total Compensation Amount PEO Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Individual [Axis] Individual: All Individuals [Member] All Individuals PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Total Shareholder Return Amount Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Measure [Axis] Measure: Other Performance Measure, Amount Other Performance Measure, Amount Adjustment To PEO Compensation, Footnote [Text Block] Adjustment To PEO Compensation, Footnote Named Executive Officers, Footnote [Text Block] Named Executive Officers, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Equity Valuation Assumption Difference, Footnote Compensation Actually Paid vs. Total Shareholder Return [Text Block] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Net Income [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Company Selected Measure [Text Block] Compensation Actually Paid vs. Company Selected Measure Total Shareholder Return Vs Peer Group [Text Block] Total Shareholder Return Vs Peer Group Tabular List [Table Text Block] Tabular List, Table Measure Name Name Non-GAAP Measure Description [Text Block] Non-GAAP Measure Description PEO [Member] PEO Non-PEO NEO [Member] Non-PEO NEO Peer Group Issuers, Footnote [Text Block] Peer Group Issuers, Footnote Changed Peer Group, Footnote [Text Block] Changed Peer Group, Footnote Company Selected Measure Amount Company Selected Measure Amount Net Income (Loss) Net Income (Loss) Pay vs Performance Table [Line Items] Pay vs Performance Disclosure Tabular List [Table] Tabular List Measures [Table] Measures Measures [Line Items] Measures Company Selected Measure Name Company Selected Measure Name Executive Category [Axis] Executive Category: All Executive Categories [Member] All Executive Categories Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Adjustment to Non-PEO NEO Compensation Footnote Compensation Actually Paid vs. Other Measure [Text Block] Compensation Actually Paid vs. Other Measure PEO Name PEO Name Pay vs Performance Tabular Lists [Line Items] Pay vs Performance Tabular Lists Pay vs Performance Tabular Lists [Table] Pay vs Performance Tabular Lists Adjustment [Line Items] Adjustment Pay vs. Performance Adjustments [Table] Pay vs Performance Adjustments Adjustment to Compensation [Axis] Adjustment to Compensation: All Adjustments to Compensation [Member] All Adjustments to Compensation Adjustment to Compensation Amount Adjustment to Compensation, Amount Additional 402(v) Disclosure [Text Block] Additional 402(v) Disclosure Pay vs Performance Disclosure with Additional Measures [Table] Pay vs Performance Disclosure with Additional Measures Pay vs Performance Disclosure with Additional Measures [Line Items] Pay vs Performance Disclosure with Additional Measures Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Recovery of Erroneously Awarded Compensation Disclosure Restatement Determination Date Restatement Determination Date Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Erroneous Compensation Analysis [Text Block] Erroneous Compensation Analysis Stock Price or TSR Estimation Method [Text Block] Stock Price or TSR Estimation Method Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Not Yet Determined [Text Block] Aggregate Erroneous Compensation Not Yet Determined Restatement Does Not Require Recovery [Text Block] Restatement does not require Recovery Forgone Recovery, Explanation of Impracticability [Text Block] Forgone Recovery, Explanation of Impracticability Forgone Recoveries, by Individual [Table] Forgone Recoveries, by Individual Forgone Recoveries [Line Items] Forgone Recoveries Forgone Recovery, Individual Name Name Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Outstanding Recovery, Individual Name Name Outstanding Recovery Compensation Amount Compensation Amount Outstanding Recoveries, by Individual [Table] Outstanding Recoveries, by Individual Outstanding Recoveries [Line Items] Outstanding Recoveries Erroneously Awarded Compensation Recovery [Table] Erroneously Awarded Compensation Recovery Restatement Determination Date [Axis] Restatement Determination Date: Non-NEOs [Member] Non-NEOs Award Timing Disclosures [Line Items] Award Timing Disclosures Insider Trading Arrangements [Line Items] Insider Trading Arrangements: Award Timing Disclosure [Table] Award Timing Disclosure Insider Trading Arrangements [Table] Insider Trading Arrangements Award Timing MNPI Disclosure [Text Block] Award Timing MNPI Disclosure Award Timing Method [Text Block] Award Timing Method 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 Awards Close in Time to MNPI Disclosures [Table Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures, Individual Name Name Award Underlying Securities Amount Underlying Securities Award Exercise Price Exercise Price Award Grant Date Fair Value Fair Value as of Grant Date Underlying Security Market Price Change, Percent Underlying Security Market Price Change Rule 10b5-1 Arrangement Adopted [Flag] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Terminated [Flag] Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Adopted [Flag] Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Terminated [Flag] Non-Rule 10b5-1 Arrangement Terminated Material Terms of Trading Arrangement [Text Block] Material Terms of Trading Arrangement Trading Arrangement, Individual Name Name Trading Arrangement, Individual Title Title Trading Arrangement Adoption Date Adoption Date Trading Arrangement Termination Date Termination Date Trading Arrangement Duration Arrangement Duration Trading Arrangement, Securities Aggregate Available Amount Aggregate Available Insider Trading Policies and Procedures Adopted [Flag] Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Insider Trading Policies and Procedures Not Adopted Trading Arrangements, by Individual [Table] Trading Arrangements, by Individual Insider Trading Policies and Procedures [Line Items] Insider Trading Policies and Procedures: Insider Trading Policies and Procedures [Table] Insider Trading Policies and Procedures Award Timing Predetermined [Flag] Award Timing Predetermined Trading Arrangement [Axis] Trading Arrangement: All Trading Arrangements [Member] All Trading Arrangements Award Type [Axis] Award Type All Award Types All Award Types Employee Stock Option [Member] Employee Stock Option Stock Appreciation Rights (SARs) [Member] Stock Appreciation Rights (SARs) Trading Arrangement Expiration Date Expiration Date Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Pension Benefits Adjustments, Footnote [Text Block] Pension Benefits Adjustments, Footnote Pension Adjustments Service Cost [Member] Pension Adjustments Service Cost Pension Adjustments Prior Service Cost [Member] Pension Adjustments Prior Service Cost Aggregate Pension Adjustments Service Cost [Member] Aggregate Pension Adjustments Service Cost Equity Awards Adjustments, Footnote [Text Block] Equity Awards Adjustments, Footnote Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments [Member] Equity Awards Adjustments