Acquisitions - Progressive Acquisition Narrative (Details) (USD $)	3 Months Ended			0 Months Ended		12 Months Ended
	Mar. 31, 2015		Mar. 31, 2014	Apr. 14, 2014 retail_location state		Mar. 31, 2015
Business Acquisition [Line Items]
Acquisitions of businesses and contracts	$ 3,623,000		$ 960,000
Progressive-related transaction costs	0		803,000
Progressive Finance Holdings, LLC
Business Acquisition [Line Items]
Business acquisition, percentage of voting interests acquired				100.00%
Estimated Purchase Price				705,810,000		705,810,000
Cash acquired from acquisition				5,800,000
Number of retail locations (over 15,000)				15,000
Number of states in which entity operates				46
Deferred Cash Consideration				29,106,000
Cash Consideration				185,454,000
Receivables	25,225,000	[1],[2]		27,581,000	[1],[2],[3]	25,225,000	[1],[2]
Customer receivables, gross				22,700,000
Customer receivables, allowance for doubtful accounts				10,900,000
Business acquisition, goodwill, expected tax deductible amount				246,000,000
Progressive-related transaction costs			803,000
Progressive Finance Holdings, LLC | Escrow Deposit [Member]
Business Acquisition [Line Items]
Deferred Cash Consideration						3,300,000
Progressive Finance Holdings, LLC | Primary Escrow Deposit
Business Acquisition [Line Items]
Cash Consideration				35,800,000
Escrow deposit, distribution term				15 months
Progressive Finance Holdings, LLC | Secondary Escrow Deposit
Business Acquisition [Line Items]
Cash Consideration				15,800,000
Escrow deposit, distribution term				36 months
Receivables	$ 13,400,000					$ 13,400,000

[1] Receivables include $13.4 million related to the secondary escrow amount, which the Company expects to recover prior to termination of the escrow agreement 36 months from the April 14, 2014 closing date. The gross amount due under customer-related receivables acquired was $22.7 million, of which $10.9 million was expected to be uncollectible.

[2] The measurement period adjustments related to the resolution of income tax uncertainties and sales tax exposures, which also impacted the fair value estimates of lease merchandise and receivables related to the secondary escrow amount, subsequent to the acquisition date.

[3] As previously reported in the notes to consolidated financial statements included in our Annual Report on Form 10-K for the year ended December 31, 2014.