Document and Entity Information [Abstract] Document Type Entity Registrant Name Entity Central Index Key Amendment Flag This member presents the adjustment (deduction) for equity awards value from summary compensation table. Equity Awards Value In Compensation Table For The Applicable Year [Member] Less: Amount reported under the "Stock Awards" column in the SCT This member presents the equity awards adjustments on the year-end fair value of any equity awards granted in the applicable year that are outstanding and unvested as of the end of the year. Equity Awards Adjustments Year End Fair Value Of Awards Granted In Current Year [Member] Add: Fair value as of fiscal year-end of awards granted during the fiscal year that are outstanding and unvested as of the end of the fiscal year This member presents the equity awards adjustments on the change in fair value from the end of the prior fiscal year of any awards granted in prior years that are outstanding and unvested as of the end of the applicable year. Equity Awards Adjustments Change In Fair Value As Of Year End Of Outstanding And Unvested Awards Granted In Prior Years [Member] Add: Change in fair value as of fiscal year-end, compared to prior fiscal year-end, of awards granted in any prior fiscal year that are outstanding and unvested as of the end of the fiscal year This member presents the equity awards adjustments on the change in fair value (as of vesting date) of prior year awards vested during current year. Equity Awards Adjustments Change In Fair Value As Of Vesting Date Of Prior Year Awards Vested During Current Year [Member] Add: Change in fair value as of vesting date, compared to prior fiscal year-end, of awards granted in any prior fiscal year for which all vesting conditions were satisfied at fiscal year-end or during the fiscal year This member presents the equity awards adjustments on the change in fair value forfeited during current year. Equity Awards Adjustments Fair Value of Stock and Option Awards Forfeited during the Covered Year [Member] Less: Fair Value of Stock and Option Awards Forfeited during the Covered Year