Company Selected Measure Vs Net Income [Text Block] Company selected measure Vs net income text block. Adjustments For Equity Awards Failed To Meet Performance Conditions [Member] This member presents the equity awards adjustments on adjustments for equity awards that failed to meet performance conditions. Change In Fair Value As Of Vesting Date Of Current Year Awards Vested During Current Year [Member] This member presents the equity awards adjustments on the change in fair value (as of vesting date) of current year awards vested during current year. Change In Fair Value As Of Vesting Date Of Prior Year Awards Vested During Current Year [Member] 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. Change In Fair Value As Of Vesting Date Of Awards Vested During Current Year [Member] This member presents the equity awards adjustments on the change in fair value (as of vesting date) of awards vested during current year. Change In Fair Value Of Outstanding And Unvested Awards Granted In Prior Fiscal Years [Member] 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. Dividends Or Other Earnings Paid On Equity Awards Not Otherwise Reflected In Fair Value [Member] This member presents the equity awards adjustments on dividends or other earnings paid on equity awards not otherwise reflected in fair value. Total Equity Awards Adjustments [Member] This member presents the total equity awards adjustments, which may be comprised of adjustments for (i) 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; (ii) 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; (iii) for awards granted in prior years that vest in the applicable year, the amount equal to the change in value as of the vesting date (from the end of the prior fiscal year); (iv) adjustments for equity awards that failed to meet performance conditions; and (v) dividends or other earnings paid on equity awards not otherwise reflected in fair value. Year-end Fair Value Of Awards Granted In The Current Fiscal Year [Member] 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 Value In Summary Compensation Table (Grant Date Value) [Member] This member presents the adjustment (deduction) for equity awards value from summary compensation table. Total Net Adjustments For Equity Awards [Member] This member presents the net compensation adjustment for equity awards, which is comprised of equity awards value from summary compensation table, net of total equity awards adjustments. Total Net Adjustments For Pension [Member] This member presents the net compensation adjustment for pension, which is comprised of pension value from summary compensation table, net of total pension adjustments. Total Pension Adjustments [Member] This member presents the total pension adjustments, which may be comprised of adjustments for service cost and prior service cost. Pension Adjustments Prior Service Cost [Member] This member presents the total pension adjustments, prior service cost. Pension Adjustments Service Cost [Member] This member presents the pension adjustments, service cost. Pension Adjustments Pension Value In Summary Compensation Table [Member] This member presents the adjustment (deduction) for pension value from summary compensation table. Pension Adjustments Prior Service Cost Member Pension Adjustments Service Cost Member