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EARNINGS PER SHARE (Tables)
3 Months Ended
Mar. 31, 2022
Earnings Per Share [Abstract]  
Summary of Earnings per Share Computation A summary of the numerator and denominators used in the computation of earnings per share follows:
 Three Months Ended
March 31,
 20222021
Numerator:
Net income$4,190 $4,311 
Denominators:
Number of shares outstanding, end of period:
Class A common stock50,650 50,374 
Class B common stock988 988 
Unvested restricted stock(2)(2)
Effect of weighted average shares outstanding(146)(181)
Basic weighted average common shares outstanding51,490 51,179 
Impact of potentially dilutive securities:
Dilutive effect of stock options and other stock awards167 208 
Diluted weighted average common shares outstanding51,657 51,387 
Anti-dilutive potentially issuable shares78 88