Acquisitions - Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands			12 Months Ended
	Jul. 27, 2017	Oct. 15, 2015	Dec. 31, 2017	Dec. 31, 2016	Oct. 15, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Purchase price, net of cash			$ 145,558	$ 9,762		$ 73,295
Goodwill			622,948	526,723		539,475
DAMI
Business Acquisition [Line Items]
Consideration Transferred		$ 54,900
Goodwill		0
Net Assets Acquired		54,900
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Cash and Cash Equivalents		4,185
Receivables		45
Property, Plant and Equipment		2,754
Other intangibles		2,900
Prepaid Expenses and Other Assets		671
Loans receivable		89,126
Income Tax Receivable		728
Deferred Income Tax Assets		2,490
Total Identifiable Assets Acquired		102,899
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Accounts Payable and Accrued Expenses		(2,974)
Debt		(45,025)
Total Liabilities Assumed		(47,999)
SEI/Aaron’s, Inc.
Business Acquisition [Line Items]
Purchase price, net of cash	$ 140,000
Settlement of Pre-existing Accounts Receivable SEI owed Aaron's, Inc.	3,452
Reimbursement for Insurance Costs	(100)
Working Capital Adjustment	188
Consideration Transferred	143,540
Goodwill	91,815
Net Assets Acquired	51,725
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Cash and Cash Equivalents	34
Receivables	1,448
Lease Merchandise	40,941
Property, Plant and Equipment	8,832
Other intangibles	13,578
Prepaid Expenses and Other Assets	440
Total Identifiable Assets Acquired	65,273
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Accounts Payable and Accrued Expenses	(6,534)
Customer Deposits and Advance Payments	(2,500)
Capital Leases	(4,514)
Total Liabilities Assumed	(13,548)
Subsidiaries | DAMI
Business Acquisition [Line Items]
Consideration Transferred		54,900
Contractually required amounts due at acquisition date		94,200
Previously Reported | SEI/Aaron’s, Inc.
Business Acquisition [Line Items]
Purchase price, net of cash	140,000
Settlement of Pre-existing Accounts Receivable SEI owed Aaron's, Inc.	3,452
Reimbursement for Insurance Costs	(100)
Working Capital Adjustment	0
Consideration Transferred	143,352
Goodwill	88,338
Net Assets Acquired	55,014
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Cash and Cash Equivalents	34
Receivables	1,448
Lease Merchandise	40,941
Property, Plant and Equipment	8,279
Other intangibles	16,472
Prepaid Expenses and Other Assets	440
Total Identifiable Assets Acquired	67,614
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Accounts Payable and Accrued Expenses	(5,470)
Customer Deposits and Advance Payments	(2,500)
Capital Leases	(4,630)
Total Liabilities Assumed	(12,600)
Adjustment | SEI/Aaron’s, Inc.
Business Acquisition [Line Items]
Acquisition Accounting Adjustment, Settlement of Pre-existing Accounts Receivable SEI owed Aaron's, Inc.	0
Acquisition Accounting Adjustment, Reimbursement for Insurance Costs	0
Acquisition Accounting Adjustment, Working Capital Adjustment	188
Acquisition Accounting Adjustment, Consideration Transferred	188
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Acquisition Accounting Adjustment, Cash and Cash Equivalents	0
Acquisition Accounting Adjustment, Receivables	0
Acquisition Accounting Adjustment, Lease Merchandise	0
Acquisition Accounting Adjustment, Property, Plant and Equipment	553
Acquisition Accounting Adjustment, Other Intangibles	(2,894)
Acquisition Accounting Adjustment, Prepaid Expenses and Other Assets	0
Total Identifiable Assets Acquired	(2,341)
Acquisition Accounting Adjustment, Accounts Payable And Accrued Expenses	(1,064)
Acquisition Accounting Adjustment, Customer Deposits and Advance Payments	0
Acquisition Accounting Adjustment, Capital Leases	116
Total Liabilities Assumed	(948)
Acquisition Accounting Adjustment, Goodwill	3,477
Acquisition Accounting Adjustment, Net Assets Acquired	$ (3,289)
Progressive Leasing
Business Acquisition [Line Items]
Goodwill			$ 288,801	$ 288,801		$ 290,605
Progressive Leasing | Subsidiaries | DAMI
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Loans receivable		89,100
Progressive Leasing | Previously Reported | Subsidiaries | DAMI
Business Acquisition [Line Items]
Consideration Transferred		54,900
Goodwill		290
Net Assets Acquired		54,900
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Cash and Cash Equivalents		4,185
Receivables		45
Property, Plant and Equipment		2,754
Other intangibles		3,400
Prepaid Expenses and Other Assets		671
Loans receivable		89,186
Income Tax Receivable		728
Deferred Income Tax Assets		375
Total Identifiable Assets Acquired		101,344
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Accounts Payable and Accrued Expenses		(1,709)
Debt		(45,025)
Total Liabilities Assumed		$ (46,734)
Progressive Leasing | Adjustment | Subsidiaries | DAMI
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Long-Term Debt					$ 0
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustments [Abstract]
Acquisition Accounting Adjustment, Cash and Cash Equivalents					0
Acquisition Accounting Adjustment, Receivables					0
Acquisition Accounting Adjustment, Loans Receivable					(60)
Acquisition Accounting Adjustment, Property, Plant and Equipment					0
Acquisition Accounting Adjustment, Other Intangibles					(500)
Acquisition Accounting Adjustment, Prepaid Expenses and Other Assets					0
Acquisition Accounting Adjustment, Deferred Income Tax Assets					2,115
Total Identifiable Assets Acquired					1,555
Acquisition Accounting Adjustment, Accounts Payable And Accrued Expenses					(1,265)
Acquisition Accounting Adjustment, Income Tax Receivable					0
Total Liabilities Assumed					(1,265)
Acquisition Accounting Adjustment, Goodwill					$ (290)