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Earnings Per Share - Reconciliation of Basic and Diluted Earnings Per Share (Detail) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share [Abstract]                      
Net income/(loss) $ 11,187 $ 5,833 $ 17,630 $ 15,147 $ (13,497) $ (270) $ (13,250) $ (8,638) $ 49,797 $ (35,655) $ (10,425)
Less: Income distributed to participating securities                 (2,168) (2,216) (2,163)
Less: Undistributed income allocable to participating securities                 (3,378)    
Net income/(loss) available to common stockholders – Basic EPS                 $ 44,251 $ (37,871) $ (12,588)
Weighted average common shares (in thousands)                 143,847 148,682 151,823
Basic income/(loss) per share $ 0.07 $ 0.04 $ 0.11 $ 0.09 $ (0.10) $ (0.01) $ (0.09) $ (0.06) $ 0.31 $ (0.25) $ (0.08)
Net income/(loss) available to common stockholders                 $ 44,251 $ (37,871) $ (12,588)
Add back: Undistributed income allocable to participating securities                 3,378    
Less: Reallocation of undistributed income allocable to participating securities considered potentially dilutive                 (3,353)    
Net income/(loss) available to common stockholders – Diluted EPS                 $ 44,276 $ (37,871) $ (12,588)
Weighted average common shares                 143,847 148,682 151,823
Dilutive effect of common stock equivalents, excluding participating securities                 1,208    
Weighted average diluted shares                 145,055 148,682 [1] 151,823 [1]
Diluted income/(loss) per share $ 0.07 $ 0.04 $ 0.11 $ 0.09 $ (0.10) $ (0.01) $ (0.09) $ (0.06) $ 0.31 $ (0.25) $ (0.08)
[1] Excludes 15,122 and 15,002 participating securities for the years ended December 31, 2020 and 2019, respectively, as the Company reported a net loss for those periods. Also excludes 6 and 152 potentially dilutive common stock equivalents for the years ended December 31, 2020 and 2019, respectively, as the Company reported a net loss for those periods (shares herein are reported in thousands).