EMPLOYEE BENEFIT PLANS - Stock Options (Details) - Stock Options Outstanding shares in Thousands	12 Months Ended
	Dec. 31, 2021 $ / shares shares
Number of Shares
Beginning balance (in shares) | shares	1,453
Options exercised (in shares) | shares	(1,065)
Canceled or expired (in shares) | shares	0
Ending balance (in shares) | shares	388
Weighted-Average Exercise Price (per share)
Beginning balance (in dollars per share) | $ / shares	$ 5.80
Exercised (in dollars per share) | $ / shares	6.77
Canceled (in dollars per share) | $ / shares	0
Ending balance (in dollars per share) | $ / shares	$ 3.15