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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional information (A-J) (Details)									3 Months Ended
		Feb. 27, 2025 USD ($)	Dec. 17, 2024 USD ($)	Nov. 15, 2024 USD ($)	Dec. 18, 2023 USD ($)	Aug. 21, 2023 USD ($)	Sep. 23, 2022 USD ($)	Dec. 20, 2021 USD ($)	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Jul. 11, 2025	Jul. 01, 2025 USD ($)	Jun. 30, 2025 USD ($)	Mar. 10, 2025 USD ($)	Feb. 28, 2025	Feb. 26, 2025	Feb. 07, 2025 loan	Dec. 31, 2024 USD ($)	Feb. 14, 2024 USD ($)	Nov. 20, 2023	Nov. 02, 2023 USD ($)
Accounting Policies [Line Items]
Loans held for sale, at fair value									$ 5,302,000	$ 22,576,000
Gain on extinguishment of debt									10,532,000
Initial consolidation of VIE									12,494,000
Noncontrolling interest									1,575,000						$ 1,575,000
Payments to noncontrolling interests									2,918,000
RSU equity awards reclassified to liability									2,138,000
Proceeds from sale of productive assets										2,000,000
Non-cash investing activity										42,077,000
Loans receivable, at fair value	[1]								98,596,000										$ 90,103,000
Fair value, option, aggregate differences, loans and long-term receivables									329,466,000										355,901,000
Financing receivable, unrealized gain (loss)									(8,096,000)	(12,130,000)
Financing receivable, nonaccrual									$ 17,334,000										$ 21,122,000
Nonaccrual to outstanding, percent									17.60%										23.40%
Financing receivable, 90 days or more past due, still accruing									$ 328,016,000										$ 321,544,000
Fair value, option, credit risk, gains (losses) on assets									(8,096,000)	$ (11,339,000)
Loans receivable, fair value disclosure									98,596,000										90,103,000
Financing receivable, amount exceed fair value									222,634,000										222,911,000
Long-term debt, number of loans | loan																		2
Total Term Loans									1,370,769,000										1,530,561,000
Conn’s
Accounting Policies [Line Items]
Loan receivable, amount of consideration received			$ 27,738,000
Related Party
Accounting Policies [Line Items]
Loans receivable, at fair value	[1]								61,316,000										51,902,000
Related Party | Torticity, LLC
Accounting Policies [Line Items]
Loans receivable, fair value disclosure																						$ 15,369,000
Loans receivable, fair value disclosure, drawn																						$ 6,690,000
Loans receivable, basis spread on variable rate																					15.00%	15.00%
Freedom VCM Holdings, LLC
Accounting Policies [Line Items]
Loans receivable, at fair value									2,334,000										2,057,000
Retail Industry
Accounting Policies [Line Items]
Loss on sales of loans, net									38,100,000
Total Term Loans																			45,826,000
Long-term debt, gross																			6,082,000
Additional debt, fair value disclosure																			39,744,000
Retail Industry | First Lien Loan
Accounting Policies [Line Items]
Loans receivable, fair value disclosure																			19,761,000
Retail Industry | Related Party | Conn’s
Accounting Policies [Line Items]
Loans receivable, at fair value					$ 108,000,000
Loans receivable, fair value disclosure									15,000,000										19,065,000
Long-term debt, gross									93,000,000										93,000,000	$ 93,000
Debt instrument, floor, percentage					4.80%
Debt instrument, basis spread on variable rate					8.00%
Debt instrument, unamortized discount									2,705,000										2,705,000
Loans receivable, exceeded fair value disclosure									75,295,000										71,230,000
Retail Industry | Related Party | Torticity, LLC
Accounting Policies [Line Items]
Long-term debt, gross									16,333,000										16,333,000
Retail Industry | Related Party | GA Holdings
Accounting Policies [Line Items]
Long-term debt, gross																			1,339,000
Retail Industry | Related Party | GA Joann Retail Partnership, LLC
Accounting Policies [Line Items]
Borrowing capacity credit facility		$ 52,000,000
Retail Industry | Related Party | BR Financial
Accounting Policies [Line Items]
Debt instrument, basis spread on variable rate		10.00%
Borrowing capacity credit facility		$ 24,653,000
Freedom VCM Holdings, LLC
Accounting Policies [Line Items]
Interest rate						12.00%
Loans receivable, fair value disclosure																			2,169,000
Dividends paid, equal to the greater of net after-tax proceeds, percentage						80.00%
Dividends paid, equal to the greater of gross proceeds, percentage						50.00%
Take-private transaction, price						$ 227,296,000
Freedom VCM Holdings, LLC | First Priority Security Interest
Accounting Policies [Line Items]
Loans receivable, fair value disclosure						200,506,000
W.S. Badcock Corporation
Accounting Policies [Line Items]
Payments to acquire finance receivables							$ 168,363,000	$ 400,000,000			$ 145,278,000
Freedom VCM Receivables, Inc. | Related Party
Accounting Policies [Line Items]
Loans receivable, fair value disclosure																			3,913,000
Payments to acquire finance receivables						58,872,000
Loss on sale of financing receivable						$ 78,000
Interest rate						19.74%
B.Riley Principal Investments, LLC ("BRPI") | Related Party | Torticity, LLC
Accounting Policies [Line Items]
Loans receivable, fair value disclosure																			0			$ 25,000,000
Loans receivable, fair value disclosure, drawn																						$ 15,000,000
Fair Value, Measurements, Recurring
Accounting Policies [Line Items]
Fair value, option, aggregate differences, loans and long-term receivables									428,062,000										446,004,000
Loans receivable									224,968,000										224,968,000
Revolving Credit Facility | Related Party | GA Holdings
Accounting Policies [Line Items]
Debt instrument, basis spread on variable rate				4.75%
Senior Notes
Accounting Policies [Line Items]
Total Term Loans									1,370,769,000										1,530,561,000
Long-term debt, gross									1,370,842,000										1,530,656,000
Senior Notes | Secured Debt
Accounting Policies [Line Items]
Warrants and rights outstanding									863,000
Line of Credit
Accounting Policies [Line Items]
Total Term Loans									184,088,000										199,429,000
Long-term debt, gross									205,479,000										205,569,000
Line of Credit | Revolving Credit Facility | Related Party | GA Holdings
Accounting Policies [Line Items]
Borrowing capacity credit facility				$ 25,000,000
Line of credit, outstanding				$ 1,698,000					27,898,000										$ 1,698,000
Line of Credit | Revolving Credit Facility | Related Party | GA Holdings | Subsequent Event
Accounting Policies [Line Items]
Borrowing capacity credit facility													$ 25,000,000	$ 40,000,000
Line of Credit | Revolving Credit Facility | Related Party | GA Joann Retail Partnership, LLC
Accounting Policies [Line Items]
Line of credit, outstanding									14,184,000
Cash | Related Party | Torticity, LLC
Accounting Policies [Line Items]
Loans receivable, basis spread on variable rate																					7.50%
Payment in Kind (PIK) Note | Related Party | Torticity, LLC
Accounting Policies [Line Items]
Loans receivable, basis spread on variable rate																					7.50%
6.375% Senior Notes due 2025 | Senior Notes
Accounting Policies [Line Items]
Interest rate																6.375%	6.375%		6.375%
Long-term debt, gross									$ 0										$ 145,211,000
5.50% Senior Notes due March 2026 | Senior Notes
Accounting Policies [Line Items]
Interest rate									5.50%
Repayments of long-term debt									$ 86,309,000
5.50% Senior Notes due March 2026 | Senior Notes | Subsequent Event
Accounting Policies [Line Items]
Interest rate												5.50%
5.00% Senior Notes due December 2026 | Senior Notes
Accounting Policies [Line Items]
Interest rate									5.00%
Repayments of long-term debt									$ 36,745,000
5.00% Senior Notes due December 2026 | Senior Notes | Subsequent Event
Accounting Policies [Line Items]
Interest rate												5.00%
8.00% New Notes due January 1, 2028 | Senior Notes
Accounting Policies [Line Items]
Repayments of long-term debt									107,156,000
Term Loan
Accounting Policies [Line Items]
Total Term Loans																			$ 117,292,000
Term Loan | Line of Credit | Secured Debt
Accounting Policies [Line Items]
Warrants and rights outstanding									7,860,000
Accrued exit fee									$ 224,000
Principal amount							$ 148,200,000
[1] At March 31, 2025, the balance sheet includes cash of $744, securities and other investments owned, at fair value of $577, loans receivable, at fair value of $3,575, prepaid and other expenses of $3,824, accrued expenses and other liabilities of $528 and noncontrolling interest of $7,099 of consolidated variable interest entities (Note 2(o)).

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