Progressive Acquisition Narrative (Details) (USD $)	3 Months Ended		6 Months Ended		0 Months Ended		3 Months Ended	6 Months Ended	0 Months Ended				1 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Apr. 14, 2014 Progressive Finance Holdings, LLC retail_location state		Jun. 30, 2014 Progressive Finance Holdings, LLC	Jun. 30, 2014 Progressive Finance Holdings, LLC	Apr. 14, 2014 Progressive Finance Holdings, LLC Escrow Deposit [Member]	Apr. 14, 2014 Progressive Finance Holdings, LLC Primary Escrow Deposit	Apr. 14, 2014 Progressive Finance Holdings, LLC Secondary Escrow Deposit	Apr. 14, 2014 Progressive Finance Holdings, LLC Adjustment Escrow Deposit	Jan. 31, 2015 Progressive Finance Holdings, LLC Forecast	Jul. 31, 2014 Progressive Finance Holdings, LLC Forecast
Business Acquisition [Line Items]
Business acquisition, percentage of voting interests acquired					100.00%
Estimated Purchase Price					$ 705,810,000
Cash acquired from acquisition					(5,800,000)
Deferred Cash Consideration					29,106,000				3,300,000				3,600,000	22,300,000
Number of retail locations (over 15,000)					15,000
Number of states in which entity operates					46
Acquisitions of businesses and contracts			672,454,000	2,378,000
Cash Consideration					185,454,000					35,800,000	15,800,000	1,000,000
Receivables					27,581,000	[1]					15,800,000
Escrow deposit, distribution term										15 months	36 months	90 days
Progressive-related transaction costs	5,464,000	0	6,267,000	0				6,300,000
Debt issuance cost								2,300,000
Proceeds from Long-term Debt								491,300,000
Business combination, pro forma information, earnings or loss of acquiree since acquisition date, actual							138,900,000
Business combination, pro forma information, income taxes of acquiree since acquisition date, actual							$ 323,000

[1] Receivables include $15.8 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 we acquired was $22.7 million, of which $10.9 million is expected to be uncollectible.