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Earnings Per Share - Details of Basic and Diluted Earnings (Loss) Per Share (EPS) (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share [Abstract]      
Net income (loss) $ 6,937 $ 21,298 $ (21,541)
Weighted average common shares outstanding used in basic EPS (in shares) 44,551 44,339 44,132
Common shares issuable upon exercise of dilutive stock options and PSAs / RSUs (in shares) 373 275 0
Weighted average common shares outstanding and common share equivalents used in diluted EPS (in shares) 44,924 44,614 44,132
Earnings (loss) per share      
Continuing operations, basic (in dollars per share) $ 0.15 $ 0.47 $ (0.57)
Continuing operations, diluted (in dollars per share) 0.15 0.47 (0.57)
Discontinued operations, basic (in dollars per share) 0 0.01 0.08
Discontinued operations, diluted (in dollars per share) $ 0 $ 0.01 $ 0.08