DISCONTINUED OPERATIONS - Assets and Liabilities of Discontinued Operations (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Current assets of discontinued operations	$ 2,225,739	$ 2,783,474
Current liabilities:
Current liabilities of discontinued operations	2,225,739	2,783,474
Discontinued Operations | Bright Healthcare – Commercial Segment
Current assets:
Cash and cash equivalents	1,619,744	1,465,965
Short-term investments	443,162	1,121,435
Accounts receivable, net of allowance of $230 and $906, respectively	1,398	11,082
Prepaids and other current assets	161,435	184,992
Current assets of discontinued operations	2,225,739	2,783,474
Total assets of discontinued operations	2,225,739	2,783,474
Current liabilities:
Medical costs payable	215,614	685,785
Accounts payable	42,024	122,425
Risk adjustment payable	1,948,043	1,943,890
Other current liabilities	20,058	31,374
Current liabilities of discontinued operations	2,225,739	2,783,474
Total liabilities of discontinued operations	2,225,739	2,783,474
Accounts receivable, allowance for credit loss	$ 230	$ 906