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BUSINESS COMBINATIONS - Schedule of Unaudited Pro forma Combined Information (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Business Combinations [Abstract] |  |
Revenues | $ 183,262 | $ 178,575
Operating income | 7,037 | 5,868
Net income (loss) | $ 970 | $ (921)
Weighted average common shares outstanding, basic | 48,005 | 45,913
Basic earnings per common share (in dollars per share) | $ 0.02 | $ (0.02)
Weighted average common shares outstanding, diluted | 48,262 | 45,913
Diluted earnings per common share (in dollars per share) | $ 0.02 | $ (0.02)

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