CREDIT FACILITIES AND NOTES PAYABLE- Second Amended and Restated First Lien Credit and Guaranty Agreement (Details) - USD ($)			12 Months Ended
	Oct. 07, 2022	Apr. 23, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Aug. 31, 2018
Debt Instrument [Line Items]
Deferred financing costs, net of accumulated amortization			$ 1,600,000	$ 2,300,000
Loss on extinguishment of debt			0	$ 0	$ 1,496,000
Revolving Credit Facility | Barclays
Debt Instrument [Line Items]
Deferred financing costs, net of accumulated amortization			1,100,000
Medium-term Notes | Barclays
Debt Instrument [Line Items]
Total credit facilities outstanding		$ 725,000,000
Medium-term Notes | Truist
Debt Instrument [Line Items]
Total credit facilities outstanding	$ 150,000,000
Line of Credit | Revolving Credit Facility | Truist
Debt Instrument [Line Items]
Credit facilities available						$ 30,000,000
Line of Credit | Revolving Credit Facility | First Lien Credit Agreement Eighth Amendment | Barclays
Debt Instrument [Line Items]
Credit facilities available		195,000,000
Line of Credit | Revolving Credit Facility | First Lien Credit Agreement Eighth Amendment | Truist
Debt Instrument [Line Items]
Credit facilities available	50,000,000
Deferred financing costs, net of accumulated amortization			$ 500,000
Amendment No. 7 First Lien Credit Agreement | Barclays
Debt Instrument [Line Items]
Issuance costs		14,900,000
Debt instrument, unamortized discount, current		8,800,000
Deferred financing costs, net of accumulated amortization		4,500,000
Loss on extinguishment of debt		1,500,000
Amortization of deferred charges		$ 100,000
Amendment No. 7 First Lien Credit Agreement | Truist
Debt Instrument [Line Items]
Issuance costs	2,700,000
Debt instrument, unamortized discount, current	2,000,000
Loss on extinguishment of debt	$ 700,000