Acquisitions - Franchisee Acquisition (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Jun. 30, 2019	Sep. 30, 2019	Dec. 31, 2018
Estimated Fair Value of Identifiable Assets Acquired and Liabilities Assumed
Goodwill		$ 735,782	$ 733,170
Franchisee Acquisitions
Business Acquisition [Line Items]
Purchase Price	$ 190,167	190,167	$ 190,200
Add: Settlement of Pre-existing Relationship	5,405	5,405
Working Capital Adjustment	155	155
Consideration Transferred	195,727	195,727
Estimated Fair Value of Identifiable Assets Acquired and Liabilities Assumed
Cash and Cash Equivalents	50	50
Lease Merchandise	59,616	59,616
Property, Plant and Equipment	5,568	5,568
Operating Lease Right-of-Use Assets		4,338
Other Intangibles	24,498	23,322
Prepaid Expenses and Other Assets	1,206	1,241
Total Identifiable Assets Acquired	90,938	94,135
Accounts Payable and Accrued Expenses	(977)	(977)
Customer Deposits and Advance Payments	(5,156)	(5,156)
Total Liabilities Assumed	(6,133)	(6,133)
Goodwill	110,922	107,725
Net Assets Acquired	$ 84,805	88,002
Acquisition Accounting Adjustments
Purchase Price		0
Add: Settlement of Pre-existing Relationship		0
Less: Working Capital Adjustments		0
Aggregate Consideration Transferred		0
Cash and Cash Equivalents		0
Lease Merchandise		0
Property, Plant and Equipment		0
Operating Lease Right-of-Use Assets		4,338
Other Intangibles		(1,176)
Prepaid Expenses and Other Assets		35
Total Identifiable Assets Acquired		3,197
Accounts Payable and Accrued Expenses		0
Customer Deposits and Advance Payments		0
Total Liabilities Assumed		0
Goodwill		(3,197)
Net Assets Acquired		$ 3,197