STOCKHOLDERS' EQUITY - Summary of Stock Option Activity (Detail) $ / shares in Units, shares in Thousands, $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($) $ / shares shares
Stock Options
Beginning balance, outstanding (in shares) | shares	98
Granted (in shares) | shares	0
Exercised (in shares) | shares	(8)
Forfeited (in shares) | shares	0
Ending balance, outstanding (in shares) | shares	90
Exercisable at end of period (in shares) | shares	90
Weighted Average Exercise Price
Beginning balance, outstanding (in dollars per share) | $ / shares	$ 9.20
Granted (in dollars per share) | $ / shares	0
Exercised (in dollars per share) | $ / shares	12.48
Forfeited (in dollars per share) | $ / shares	0
Ending balance, outstanding (in dollars per share) | $ / shares	8.91
Exercisable at end of period (in dollars per share) | $ / shares	$ 8.91
Weighted Average Remaining Contractual Term (years) and Aggregate Intrinsic Value
Outstanding contractual term at end of period	5 years
Exercisable contractual term at end of period	5 years
Outstanding aggregate intrinsic value at end of period | $	$ 4,230
Exercisable aggregate intrinsic value at end of period | $	$ 4,230