Acquisitions - Schedule of Purchase Price Allocation (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2020
Business Acquisition [Line Items]
Goodwill	$ 284,619	$ 285,758	$ 258,453	$ 257,582
Bajio
Business Acquisition [Line Items]
Cash and cash equivalents		308
Pawn loans		4,619
Pawn service charges receivable		1,335
Inventory		1,319
Property and equipment		2,025
Right-of-use assets		10,651
Goodwill		24,778
Intangible assets		3,965
Deferred tax asset, net		381
Other assets		746
Accounts payable, accrued expenses and other liabilities		(2,290)
Debt		(14,931)
Lease liabilities		(10,651)
Total consideration		$ 22,255