Basis and Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019	Jan. 01, 2020	Dec. 31, 2019	Mar. 31, 2019	Jan. 01, 2019	Dec. 31, 2018	Mar. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Impairment of goodwill	$ 0	$ 446,900	$ 0	$ 446,893	$ 0
Allowance for loan losses	30,693		12,783	30,693	12,783		$ 14,911	$ 31,594		$ 12,970	$ 12,363
Adjustment to stockholders' equity attributable to parent	1,521,199	1,446,614	1,849,558	1,521,199	1,849,558		1,737,259	1,813,508		1,760,708
Revision of prior period, accounting standards update, adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for loan losses						$ 9,463			$ 0
Adjustment to stockholders' equity attributable to parent							(6,715)			2,592
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Adjustment to stockholders' equity attributable to parent	$ 1,805,869	1,740,193	$ 2,101,915	1,805,869	$ 2,101,915		2,029,613	$ 2,061,651		2,005,344
Retained Earnings | Revision of prior period, accounting standards update, adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Adjustment to stockholders' equity attributable to parent						(6,700)	$ (6,715)			$ 2,592
Accounting Standards Update 2016-13
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Allowance for loan losses						$ 9,500
Aaron's Business
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Impairment of goodwill		$ 446,900		$ 446,893