TAXES (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Effective tax rate (as a percent)	19.78%	(57.88%)	19.61%
Income taxes receivable	$ 26,946,000	$ 24,894,000
Liability for uncertain tax positions recorded	0	0	$ 0
Change in uncertain tax positions, increase	0
Colorado legislation lobbing expenses	1,400,000
Tax benefit for employee stock-based compensation	(853,000)	(810,000)	(866,000)
ASU 2016-09
Tax benefit for employee stock-based compensation	$ (2,700,000)	$ (2,700,000)	$ (1,000,000.0)