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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Statement Of Financial Position [Abstract]    
Property and equipment, accumulated depreciation $ 116,927 $ 113,711
Intangible assets, amortization $ 10,328 $ 8,662
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 300,000,000 300,000,000
Common stock, shares issued 89,264,034 88,724,438
Common stock, shares outstanding 68,779,291 68,748,662
Treasury stock, shares 20,484,743 19,975,776