DECONSOLIDATION OF BRIGHT HEALTHCARE INSURANCE COMPANY OF TEXAS - Schedule of Balance Sheet of BHIC-Texas (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Nov. 29, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Deconsolidation Of Bright Healthcare Insurance Company Of Texas [Line Items]
Cash and cash equivalents	$ 109,839			$ 87,299
Prepaids and other current assets	32,712			17,831
Risk Share Receivable	261,215			115,878
Total current assets	589,432			1,088,927
Accounts payable	5,898			11,841
Medical costs payable	123,665			157,903		$ 169,778			$ 116,021
Other current liabilities	90,235			79,856
Total liabilities	1,009,306			1,480,098
Additional paid-in capital	3,100,990			3,056,027
Accumulated deficit	(4,439,807)			(4,307,849)
Total shareholders’ equity (deficit)	(1,350,816)	$ (1,306,822)	$ (1,261,212)	(1,263,943)		$ (1,053,071)	$ (435,706)	$ (339,987)	$ (200,490)
Total liabilities, redeemable noncontrolling interests, redeemable preferred stock and shareholders’ equity (deficit)	$ 696,783			$ 1,225,480
BHIC-Texas
Deconsolidation Of Bright Healthcare Insurance Company Of Texas [Line Items]
Cash and cash equivalents					$ 60,560
Prepaids and other current assets					1,522
Risk Share Receivable					123,981
Total current assets					186,063
Accounts payable					135
Medical costs payable					3,283
Other current liabilities					1,523
Risk adjustment payable					89,638
Total liabilities					94,579
Additional paid-in capital					204,753
Accumulated deficit					(113,269)
Total shareholders’ equity (deficit)					91,484
Total liabilities, redeemable noncontrolling interests, redeemable preferred stock and shareholders’ equity (deficit)					$ 186,063