Old Peer Group Total Shareholder Return Amount Old peer group total shareholder return amount. Change in Accumulated Benefits Under Defined Benefit and Actuarial Pension Plans [Member] Change in accumulated benefits under defined benefit and actuarial pension plans. Change in Fair Value as of Vesting Date of Stock Option and Stock Awards Granted in Prior Years for which Applicable Vesting Conditions Were Satisfied During Fiscal Year [Member] Change in fair value as of vesting date of stock option and stock awards granted in prior years for which applicable vesting conditions were satisfied during fiscal year. Change in Fair Value of Outstanding and Unvested Stock Option and Stock Awards Granted in Prior Fiscal Years [Member] Change in fair value of outstanding and unvested stock option and stock awards granted in prior fiscal years. Fair Value as of Prior Fiscal Year End of Stock Option and Stock Awards Granted in Prior Fiscal Years that Failed to Meet Applicable Vesting Conditions During Fiscal Year [Member] Fair value as of prior fiscal year end of stock option and stock awards granted in prior fiscal years that failed to meet applicable vesting conditions during fiscal year. Fair Value at Fiscal Year-End of Outstanding and Unvested Stock Option and Stock Awards Granted in Prior Fiscal Year [Member] Fair value at fiscal year-end of outstanding and unvested stock option and stock awards granted in prior fiscal year. Fair Value Vesting of Stock Option and Stock Awards Granted in Fiscal Year that Vested During Fiscal Year [Member] Fair value vesting of stock option and stock awards granted in fiscal year that vested during fiscal year. Grant Date Fair Value of Stock Option and Stock Awards Granted in Fiscal Year [Member] Grant date fair value of stock option and stock awards granted in fiscal year. Jason Dies [Member] Jason Dies Marc B. Lautenbach [Member] Marc B. Lautenbach Service Costs Under Defined Benefit and Actuarial Pension Plans [Member] Service costs under defined benefit and actuarial pension plans.