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Common Stock and Treasury Stock (Tables)
12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Summary of Treasury Shares Issued by Award Type Treasury shares issued by award type are as follows:
Years Ended December 31,
202120202019
Stock options546,192 1,756,471 854,524 
LTIP performance shares10,457 668,240 — 
TSRs782,588 199,413 — 
RSUs522,618 431,504 259,634 
ESPP120,937 151,542126,983
Total treasury shares issued1,982,792 3,207,170 1,241,141