DISCONTINUED OPERATIONS - Statement of Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue:
Total revenue from discontinued operations	$ 21,635	$ 1,187,306
Operating expenses:
Depreciation and amortization	0	144
Total operating expenses from discontinued operations	96,304	1,204,423
Net loss from discontinued operations	(74,669)	(17,115)
Discontinued Operations | Bright Healthcare – Commercial Segment
Revenue:
Premium revenue	713	1,186,482
Service revenue	30	36
Investment income	20,892	788
Operating expenses:
Medical costs	43,811	951,342
Operating costs	47,593	252,937
Restructuring charges	4,900	0
Loss from discontinued operations before income taxes	(74,669)	(17,117)
Income tax benefit	0	(2)
Net loss from discontinued operations	$ (74,669)	$ (17,115)