Change in Fair Value as of Vesting Date of Stock Awards Granted in Prior Fiscal Years for which Applicable Vesting Conditions were Satisfied During Fiscal Year [Member] Change in fair value as of vesting date of stock awards granted in prior fiscal years for which applicable vesting conditions were satisfied during fiscal year. Change in Fair Value of Outstanding Unvested Stock Awards Granted in Prior Fiscal Years [Member] Change in fair value of outstanding unvested stock awards granted in prior fiscal years. Equity Award Adjustments [Member] Equity award adjustments. Fair Value as of Prior Fiscal Year-End of 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 awards granted in prior fiscal years that failed to meet applicable vesting conditions during fiscal year. Fair Value as of Vesting Date of Equity Awards Granted and Vested in the Year [Member] Fair value as of vesting date of equity awards granted and vested in the year. Fair Value at Fiscal Year-End of Outstanding Unvested Stock Awards Granted in Fiscal Year [Member] Fair value at fiscal year-end of outstanding unvested stock awards granted in fiscal year. Fair Value at the End of the Prior Year of Equity Awards that Failed to Meet Vesting Conditions in the Year [Member] Fair value at the end of the prior year of equity awards that failed to meet vesting conditions in the year. Fair Value at Vesting of Stock Awards Granted in Fiscal Year that Vested During Fiscal Year [Member] Fair value at vesting of stock awards granted in fiscal year that vested during fiscal year. Grant Date Fair Value of Stock Awards Granted in Fiscal Year [Member] Grant date fair value of stock awards granted in fiscal year. Mr. Beals [Member] Mr. Francis [Member] Reported Value of Equity Awards [Member] Reported value of equity awards. Year End Fair Value of Equity Awards [Member] Year end fair value of equity awards. Year Over Year Change in Fair Value of Equity Awards Granted in Prior Years that Vested in the Year [Member] Year over year change in fair value of equity awards granted in prior years that vested in the year. Year Over Year Change in Fair Value of Outstanding and Unvested Equity Awards [Member] Year over year change in fair value of outstanding and unvested equity awards.