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Pay vs Performance Disclosure pure in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Pay vs Performance Disclosure [Table] |  |  |
Pay vs Performance [Table Text Block] | Pay Versus Performance Table The following table sets forth the relationship between the executive Compensation Actually Paid and the financial performance during 2020, 2021, and 2022.
​ | Year | ​ | ​ | ​ | Summary Compensation Table Total for PEO 1 | ​ | ​ | ​ | Compensation Actually Paid to PEO 1,3 | ​ | ​ | ​ | Average Summary Compensation Table Total for Non-PEO NEOs 2 | ​ | ​ | ​ | Average Compensation Actually Paid to Non-PEO NEOs 2,3 | ​ | ​ | ​ | Value of Initial Fixed $100 Investment Based On: | ​ | ​ | ​ | Net Income (in millions) | ​ | ​ | ​ | Non-GAAP Operating Earnings 5 (in millions) | ​
​ | Total Shareholder Return | ​ | ​ | ​ | Peer Group Total Shareholder Return 4 | ​ | ​
​ | 2022 | ​ | ​ | ​ | $13,804,149 | ​ | ​ | ​ | $22,473,839 | ​ | ​ | ​ | $4,697,081 | ​ | ​ | ​ | $8,266,843 | ​ | ​ | ​ | $172.34 | ​ | ​ | ​ | $128.51 | ​ | ​ | ​ | $4,852.2 | ​ | ​ | ​ | $1,700.9 | ​
​ | 2021 | ​ | ​ | ​ | $17,566,163 | ​ | ​ | ​ | $31,100,475 | ​ | ​ | ​ | $5,217,527 | ​ | ​ | ​ | $7,648,364 | ​ | ​ | ​ | $143.50 | ​ | ​ | ​ | $136.28 | ​ | ​ | ​ | $1,757.4 | ​ | ​ | ​ | $1,847.6 | ​
​ | 2020 | ​ | ​ | ​ | $15,614,418 | ​ | ​ | ​ | $9,494,060 | ​ | ​ | ​ | $4,508,046 | ​ | ​ | ​ | $3,145,730 | ​ | ​ | ​ | $94.81 | ​ | ​ | ​ | $100.64 | ​ | ​ | ​ | $1,428.5 | ​ | ​ | ​ | $1,366.4 | ​
​ 1 Daniel J. Houston was our Chief Executive Officer in all years reported. ​ 2 During 2022 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Amy C. Friedrich, and Natalie Lamarque. During 2021 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Amy C. Friedrich and Renee Schaff. During 2020 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Timothy M. Dunbar and Luis Valdes. ​ 3 Adjustments were as follows: ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Deduction for Change in the Actuarial Present Values reported under the “Change in Pension Value and Nonqualified Deferred Compensation Earnings” Column of the SCT | ​ | ​ | ​ | $598,475 | ​ | ​ | ​ | $2,724 | ​ | ​ | ​ | $1,699,323 | ​ | ​ | ​ | $680,106 | ​ | ​ | ​ | $4,010,196 | ​ | ​ | ​ | $815,417 | ​
​ | Increase for “Service Cost” for Pension Plans | ​ | ​ | ​ | $474,380 | ​ | ​ | ​ | $107,628 | ​ | ​ | ​ | $504,001 | ​ | ​ | ​ | $152,460 | ​ | ​ | ​ | $481,662 | ​ | ​ | ​ | $88,879 | ​
​ | Increase for “Prior Service Cost” for Pension Plans | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Deduction for Amounts Reported under the “Stock Awards” Column in the SCT | ​ | ​ | ​ | $8,540,764 | ​ | ​ | ​ | $2,933,301 | ​ | ​ | ​ | $4,275,014 | ​ | ​ | ​ | $912,107 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,869 | ​
​ | Deduction for Amounts Reported under the “Option Awards” Column in the SCT | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $4,275,011 | ​ | ​ | ​ | $912,131 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,875 | ​
​ | Increase for Fair Value of Awards Granted during year that Remain Unvested as of Year-end | ​ | ​ | ​ | $11,481,425 | ​ | ​ | ​ | $3,777,323 | ​ | ​ | ​ | $12,034,239 | ​ | ​ | ​ | $2,535,846 | ​ | ​ | ​ | $7,148,050 | ​ | ​ | ​ | $1,716,941 | ​
​ | Increase for Fair Value of Awards Granted during year that Vest during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to current Year-end of Awards Granted Prior to year that were Outstanding and Unvested as of Year-end | ​ | ​ | ​ | $4,832,278 | ​ | ​ | ​ | $810,800 | ​ | ​ | ​ | $8,686,222 | ​ | ​ | ​ | $1,747,456 | ​ | ​ | ​ | $(1,850,959) | ​ | ​ | ​ | $(449,330) | ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to Vesting Date of Awards Granted Prior to year that Vested during year | ​ | ​ | ​ | $76,681 | ​ | ​ | ​ | $8,011 | ​ | ​ | ​ | $1,797,970 | ​ | ​ | ​ | $343,818 | ​ | ​ | ​ | $(725,573) | ​ | ​ | ​ | $(173,995) | ​
​ | Deduction of Fair Value of Awards Granted Prior to year that were Forfeited during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based upon Incremental Fair Value of Awards Modified during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based on Dividends or Other Earnings Paid during year prior to Vesting Date of Award | ​ | ​ | ​ | $944,165 | ​ | ​ | ​ | $1,802,025 | ​ | ​ | ​ | $761,228 | ​ | ​ | ​ | $155,602 | ​ | ​ | ​ | $586,641 | ​ | ​ | ​ | $144,351 | ​
​ | Total Adjustments | ​ | ​ | ​ | $8,669,690 | ​ | ​ | ​ | $3,569,762 | ​ | ​ | ​ | $13,534,312 | ​ | ​ | ​ | $2,430,837 | ​ | ​ | ​ | $(6,120,358) | ​ | ​ | ​ | $(1,362,316) | ​
​ 4 Peer Group used is the S&P 500 Financials Index. ​ 5 See non-GAAP financial measure reconciliations in Appendix B. |  |
Company Selected Measure Name | Non-GAAP Operating Earnings |  |
Named Executive Officers, Footnote [Text Block] | 1 Daniel J. Houston was our Chief Executive Officer in all years reported. ​ 2 During 2022 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Amy C. Friedrich, and Natalie Lamarque. During 2021 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Amy C. Friedrich and Renee Schaff. During 2020 our non-PEO NEOs consisted of Deanna D. Strable-Soethout, Patrick G. Halter, Timothy M. Dunbar and Luis Valdes. ​ |  |
Peer Group Issuers, Footnote [Text Block] | 4 Peer Group used is the S&P 500 Financials Index. |  |
PEO Total Compensation Amount | $ 13,804,149 | $ 17,566,163 | $ 15,614,418
PEO Actually Paid Compensation Amount | $ 22,473,839 | 31,100,475 | 9,494,060
Adjustment To PEO Compensation, Footnote [Text Block] | 3 Adjustments were as follows: ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Deduction for Change in the Actuarial Present Values reported under the “Change in Pension Value and Nonqualified Deferred Compensation Earnings” Column of the SCT | ​ | ​ | ​ | $598,475 | ​ | ​ | ​ | $2,724 | ​ | ​ | ​ | $1,699,323 | ​ | ​ | ​ | $680,106 | ​ | ​ | ​ | $4,010,196 | ​ | ​ | ​ | $815,417 | ​
​ | Increase for “Service Cost” for Pension Plans | ​ | ​ | ​ | $474,380 | ​ | ​ | ​ | $107,628 | ​ | ​ | ​ | $504,001 | ​ | ​ | ​ | $152,460 | ​ | ​ | ​ | $481,662 | ​ | ​ | ​ | $88,879 | ​
​ | Increase for “Prior Service Cost” for Pension Plans | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Deduction for Amounts Reported under the “Stock Awards” Column in the SCT | ​ | ​ | ​ | $8,540,764 | ​ | ​ | ​ | $2,933,301 | ​ | ​ | ​ | $4,275,014 | ​ | ​ | ​ | $912,107 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,869 | ​
​ | Deduction for Amounts Reported under the “Option Awards” Column in the SCT | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $4,275,011 | ​ | ​ | ​ | $912,131 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,875 | ​
​ | Increase for Fair Value of Awards Granted during year that Remain Unvested as of Year-end | ​ | ​ | ​ | $11,481,425 | ​ | ​ | ​ | $3,777,323 | ​ | ​ | ​ | $12,034,239 | ​ | ​ | ​ | $2,535,846 | ​ | ​ | ​ | $7,148,050 | ​ | ​ | ​ | $1,716,941 | ​
​ | Increase for Fair Value of Awards Granted during year that Vest during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to current Year-end of Awards Granted Prior to year that were Outstanding and Unvested as of Year-end | ​ | ​ | ​ | $4,832,278 | ​ | ​ | ​ | $810,800 | ​ | ​ | ​ | $8,686,222 | ​ | ​ | ​ | $1,747,456 | ​ | ​ | ​ | $(1,850,959) | ​ | ​ | ​ | $(449,330) | ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to Vesting Date of Awards Granted Prior to year that Vested during year | ​ | ​ | ​ | $76,681 | ​ | ​ | ​ | $8,011 | ​ | ​ | ​ | $1,797,970 | ​ | ​ | ​ | $343,818 | ​ | ​ | ​ | $(725,573) | ​ | ​ | ​ | $(173,995) | ​
​ | Deduction of Fair Value of Awards Granted Prior to year that were Forfeited during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based upon Incremental Fair Value of Awards Modified during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based on Dividends or Other Earnings Paid during year prior to Vesting Date of Award | ​ | ​ | ​ | $944,165 | ​ | ​ | ​ | $1,802,025 | ​ | ​ | ​ | $761,228 | ​ | ​ | ​ | $155,602 | ​ | ​ | ​ | $586,641 | ​ | ​ | ​ | $144,351 | ​
​ | Total Adjustments | ​ | ​ | ​ | $8,669,690 | ​ | ​ | ​ | $3,569,762 | ​ | ​ | ​ | $13,534,312 | ​ | ​ | ​ | $2,430,837 | ​ | ​ | ​ | $(6,120,358) | ​ | ​ | ​ | $(1,362,316) | ​
Non-PEO NEO Average Total Compensation Amount | $ 4,697,081 | 5,217,527 | 4,508,046
Non-PEO NEO Average Compensation Actually Paid Amount | $ 8,266,843 | 7,648,364 | 3,145,730
Adjustment to Non-PEO NEO Compensation Footnote [Text Block] | 3 Adjustments were as follows: ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Deduction for Change in the Actuarial Present Values reported under the “Change in Pension Value and Nonqualified Deferred Compensation Earnings” Column of the SCT | ​ | ​ | ​ | $598,475 | ​ | ​ | ​ | $2,724 | ​ | ​ | ​ | $1,699,323 | ​ | ​ | ​ | $680,106 | ​ | ​ | ​ | $4,010,196 | ​ | ​ | ​ | $815,417 | ​
​ | Increase for “Service Cost” for Pension Plans | ​ | ​ | ​ | $474,380 | ​ | ​ | ​ | $107,628 | ​ | ​ | ​ | $504,001 | ​ | ​ | ​ | $152,460 | ​ | ​ | ​ | $481,662 | ​ | ​ | ​ | $88,879 | ​
​ | Increase for “Prior Service Cost” for Pension Plans | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Deduction for Amounts Reported under the “Stock Awards” Column in the SCT | ​ | ​ | ​ | $8,540,764 | ​ | ​ | ​ | $2,933,301 | ​ | ​ | ​ | $4,275,014 | ​ | ​ | ​ | $912,107 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,869 | ​
​ | Deduction for Amounts Reported under the “Option Awards” Column in the SCT | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $4,275,011 | ​ | ​ | ​ | $912,131 | ​ | ​ | ​ | $3,874,991 | ​ | ​ | ​ | $936,875 | ​
​ | Increase for Fair Value of Awards Granted during year that Remain Unvested as of Year-end | ​ | ​ | ​ | $11,481,425 | ​ | ​ | ​ | $3,777,323 | ​ | ​ | ​ | $12,034,239 | ​ | ​ | ​ | $2,535,846 | ​ | ​ | ​ | $7,148,050 | ​ | ​ | ​ | $1,716,941 | ​
​ | Increase for Fair Value of Awards Granted during year that Vest during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to current Year-end of Awards Granted Prior to year that were Outstanding and Unvested as of Year-end | ​ | ​ | ​ | $4,832,278 | ​ | ​ | ​ | $810,800 | ​ | ​ | ​ | $8,686,222 | ​ | ​ | ​ | $1,747,456 | ​ | ​ | ​ | $(1,850,959) | ​ | ​ | ​ | $(449,330) | ​
​ | Adjustments to Determine “Compensation Actually Paid” for PEO and Non-PEO NEOs | ​ | ​ | ​ | 2022 | ​ | ​ | ​ | 2021 | ​ | ​ | ​ | 2020 | ​
​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​ | ​ | ​ | PEO | ​ | ​ | ​ | NEOs | ​
​ | Increase/deduction for Change in Fair Value from prior Year-end to Vesting Date of Awards Granted Prior to year that Vested during year | ​ | ​ | ​ | $76,681 | ​ | ​ | ​ | $8,011 | ​ | ​ | ​ | $1,797,970 | ​ | ​ | ​ | $343,818 | ​ | ​ | ​ | $(725,573) | ​ | ​ | ​ | $(173,995) | ​
​ | Deduction of Fair Value of Awards Granted Prior to year that were Forfeited during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based upon Incremental Fair Value of Awards Modified during year | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​ | ​ | ​ | $0 | ​
​ | Increase based on Dividends or Other Earnings Paid during year prior to Vesting Date of Award | ​ | ​ | ​ | $944,165 | ​ | ​ | ​ | $1,802,025 | ​ | ​ | ​ | $761,228 | ​ | ​ | ​ | $155,602 | ​ | ​ | ​ | $586,641 | ​ | ​ | ​ | $144,351 | ​
​ | Total Adjustments | ​ | ​ | ​ | $8,669,690 | ​ | ​ | ​ | $3,569,762 | ​ | ​ | ​ | $13,534,312 | ​ | ​ | ​ | $2,430,837 | ​ | ​ | ​ | $(6,120,358) | ​ | ​ | ​ | $(1,362,316) | ​
Compensation Actually Paid vs. Total Shareholder Return [Text Block] | Compensation Actually Paid vs. Total Shareholder Return |  |
Compensation Actually Paid vs. Net Income [Text Block] | Compensation Actually Paid vs. Net Income ($M) |  |
Compensation Actually Paid vs. Company Selected Measure [Text Block] | Compensation Actually Paid vs. Non-GAAP Operating Earnings1 1 See non-GAAP financial measure reconciliations in Appendix B. |  |
Tabular List [Table Text Block] | Pay Versus Performance—Tabular List of Most Important Financial Performance Measures
​ | Financial Performance Measures | ​
​ | Non-GAAP Operating Earnings | ​
​ | Non-GAAP Return on Equity | ​
​ | Operating Margin | ​
Total Shareholder Return Amount | $ 172.34 | 143.5 | 94.81
Peer Group Total Shareholder Return Amount | 128.51 | 136.28 | 100.64
Net Income (Loss) | $ 4,852,200,000 | $ 1,757,400,000 | $ 1,428,500,000
Company Selected Measure Amount | 1,700.9 | 1,847.6 | 1,366.4
PEO Name | Daniel J. Houston | Daniel J. Houston | Daniel J. Houston
Measure [Axis]: 1 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | Non-GAAP Operating Earnings |  |
Non-GAAP Measure Description [Text Block] | 5 See non-GAAP financial measure reconciliations in Appendix B. |  |
Measure [Axis]: 2 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | Non-GAAP Return on Equity |  |
Measure [Axis]: 3 |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Measure Name | Operating Margin |  |
PEO [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | $ 8,669,690 | $ 13,534,312 | $ (6,120,358)
PEO [Member] | Change In Pension Value And Non-qualified Deferred Compensation Earnings [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 598,475 | 1,699,323 | 4,010,196
PEO [Member] | Change In Service Cost For Pension Plans [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 474,380 | 504,001 | 481,662
PEO [Member] | Change In Prior Service Cost For Pension Plan [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
PEO [Member] | Stock Awards Adjustments [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 8,540,764 | 4,275,014 | 3,874,991
PEO [Member] | Option Awards Adjustments [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 4,275,011 | 3,874,991
PEO [Member] | Change In Fair Value Of Awards Granted During Year That Remain Unvested As Of Year-end [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 11,481,425 | 12,034,239 | 7,148,050
PEO [Member] | Change In Fair Value Of Awards Granted During Year The Vest During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
PEO [Member] | Change In Fair Value From Prior Year End To Current Year End Of Awards Granted Prior To Year That Were Outstanding And Unvested As Of Year End [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 4,832,278 | 8,686,222 | (1,850,959)
PEO [Member] | Change In Fair Value From Prior Year End To Vesting Date Of Awards Granted Prior To Year That Vested During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 76,681 | 1,797,970 | (725,573)
PEO [Member] | Change In Fair Value Of Awards Granted Prior To Year That Were Forfeited During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
PEO [Member] | Increase Based Upon Incremental Fair ValueO f Awards Modified During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
PEO [Member] | Increase Based On Dividends Or Other Earnings Paid During Year Prior To Vesting Date OF Awards [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 944,165 | 761,228 | 586,641
Non-PEO NEO [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 3,569,762 | 2,430,837 | (1,362,316)
Non-PEO NEO [Member] | Change In Pension Value And Non-qualified Deferred Compensation Earnings [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 2,724 | 680,106 | 815,417
Non-PEO NEO [Member] | Change In Service Cost For Pension Plans [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 107,628 | 152,460 | 88,879
Non-PEO NEO [Member] | Change In Prior Service Cost For Pension Plan [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
Non-PEO NEO [Member] | Stock Awards Adjustments [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 2,933,301 | 912,107 | 936,869
Non-PEO NEO [Member] | Option Awards Adjustments [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 912,131 | 936,875
Non-PEO NEO [Member] | Change In Fair Value Of Awards Granted During Year That Remain Unvested As Of Year-end [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 3,777,323 | 2,535,846 | 1,716,941
Non-PEO NEO [Member] | Change In Fair Value Of Awards Granted During Year The Vest During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
Non-PEO NEO [Member] | Change In Fair Value From Prior Year End To Current Year End Of Awards Granted Prior To Year That Were Outstanding And Unvested As Of Year End [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 810,800 | 1,747,456 | (449,330)
Non-PEO NEO [Member] | Change In Fair Value From Prior Year End To Vesting Date Of Awards Granted Prior To Year That Vested During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 8,011 | 343,818 | (173,995)
Non-PEO NEO [Member] | Change In Fair Value Of Awards Granted Prior To Year That Were Forfeited During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
Non-PEO NEO [Member] | Increase Based Upon Incremental Fair ValueO f Awards Modified During Year [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | 0 | 0 | 0
Non-PEO NEO [Member] | Increase Based On Dividends Or Other Earnings Paid During Year Prior To Vesting Date OF Awards [Member] |  |  |
Pay vs Performance Disclosure [Table] |  |  |
Adjustment to Compensation Amount | $ 1,802,025 | $ 155,602 | $ 144,351

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