Defined Contribution Plan, Employer Discretionary Contribution Amount, Previously Reported Amount of discretionary contributions made by an employer to a defined contribution plan previously reported. Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term, Maximum Expected maximum term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term, Minimum Expected minimum term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Underlying Security Market Price Change From First MNPI Release, Percent Underlying security market price change from first MNPI release percent. Underlying Security Market Price Change From Second MNPI Release, Percent Underlying security market price change from second MNPI release percent. David W. Heinzmann [Member] Equity Option Award Adjustments [Member] Equity option award adjustments. Equity Stock Award Adjustments [Member] Equity stock award adjustments. Equity Stock Award Adjustments Performance Share Units [Member] Equity stock award adjustments performance share units. Equity Stock Award Adjustments Restricted Share Units [Member] Equity stock award adjustments restricted share units. Gregory N. Henderson [Member] Option Award Change in Estimated Fair Value as Applicable Year as Compared to Prior Fiscal Year for Awards Granted in Prior Years Remain Outstanding and Unvested [Member] Option award change in estimated fair value as applicable year as compared to prior fiscal year for awards granted in prior years remain outstanding and unvested. Option Awards Granted in Applicable Year that are Both Outstanding and Unvested [Member] Option awards granted in applicable year that are both outstanding and unvested. Option Awards Granted in Prior Years that Failed to Meet Vesting Conditions in Applicable Year [Member] Option awards granted in prior years that failed to meet vesting conditions in applicable year. Option Awards Granted in Prior Years that Vest in Applicable Year [Member] Option awards granted in prior years that vest in applicable year. Performance Share Equity Award Change in Estimated Fair Value as Applicable Year as Compared to Prior Fiscal Year for Awards Granted in Prior Years Remain Outstanding and Unvested [Member] Performance share equity award change in estimated fair value as applicable year as compared to prior fiscal year for awards granted in prior years remain outstanding and unvested. Performance Share Equity Awards Granted in Applicable Year that are Both Outstanding and Unvested [Member] Performance share equity awards granted in applicable year that are both outstanding and unvested. Performance Share Equity Awards Granted in Prior Years that Vest in Applicable Year [Member] Performance share equity awards granted in prior years that vest in applicable year. Reported Value of Option Awards [Member] Reported value of option awards. Reported Value of Stock Awards Performance Share Units [Member] Reported value of stock awards performance share units. Reported Value of Stock Awards Restricted Share Units [Member] Reported value of stock awards restricted share units. Restricted Stock Equity Award Change in Estimated Fair Value as Applicable Year as Compared to Prior Fiscal Year for Awards Granted in Prior Years Remain Outstanding and Unvested [Member] Restricted stock equity award change in estimated fair value as applicable year as compared to prior fiscal year for awards granted in prior years remain outstanding and unvested. Restricted Stock Equity Awards Granted in Applicable Year that are Both Outstanding and Unvested [Member] Restricted stock equity awards granted in applicable year that are both outstanding and unvested. Restricted Stock Equity Awards Granted in Prior Years that Failed to Meet Vesting Conditions in Applicable Year [Member] Restricted stock equity awards granted in prior years that failed to meet vesting conditions in applicable year. Restricted Stock Equity Awards Granted in Prior Years that Vest in Applicable Year [Member] Restricted stock equity awards granted in prior years that vest in applicable year.