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Employee Incentive Plans (2007 Stock Incentive Plan, ROI Summary) (Details) | 6 Months Ended
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Jun. 30, 2022 shares
Stock Incentive Plan Granted Shares Adjustment | 7,725 |
2007 Stock Incentive Plan (Shares) |  |
Beginning Balance | 4,783,810 | [1]
Shares Granted | 179,704 | [2]
Shares Canceled | (137,688) |
Shares Distributed | (1,271,794) |
Ending Balance | 3,554,032 |
[1] | Stock Incentive Plan number of granted restricted stock units related to 2021 was adjusted by 7,725 additional restricted stock units during the six months ended June 30, 2022. (2)On April 25, 2022, the Company awarded a special grant of restricted stock units to employees.
[2] | On April 25, 2022, the Company awarded a special grant of restricted stock units to employees.

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