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Share-based Compensation (Tables)
 12 Months Ended
Dec. 31, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of weighted average assumptions used to estimate the grant date fair value of options granted There were no options granted during the years ended December 31, 2021, 2020, and 2019.
Summary of the status of stock options and changes during the period
A summary of the status of the Company's stock options as of December 31, 2021, 2020, and 2019 and changes during the years ended December 31, 2021, 2020, and 2019 are as follows:
202120202019
Options OutstandingWeighted Average
Exercise Price		Options OutstandingWeighted Average
Exercise Price		Options
Outstanding		Weighted
Average
Exercise
Price
Balance at beginning of year761,686 $105.76 977,745 $108.57 1,071,977 $109.82 
Exercised(11,314)72.30 — — — — 
Lapsed or canceled(356,283)112.56 (216,059)118.49 (94,232)122.84 
Balance at end of year394,089 $100.56 761,686 $105.76 977,745 $108.57 
Options exercisable at end of year394,089 $100.56 760,743 $105.76 862,593 $107.86 
Schedule of other share-based compensation, activity
A summary of the Company's restricted stock as of December 31, 2021, 2020, and 2019 and changes during the years ended December 31, 2021, 2020, and 2019 are as follows:
202120202019
Balance at beginning of year3,337,545 3,362,456 3,254,553 
Granted141,515 8,693 119,122 
Canceled(19,697)(33,604)(11,219)
Balance at end of year3,459,363 3,337,545 3,362,456 
Vested during the year122,759 125,064 106,780 
Compensation expense recorded$8,497,054 $10,895,459 $12,892,249 
Total fair value of restricted stock granted during the year$9,214,531 $734,315 $11,131,181