Progressive Acquisition Narrative (Details) (USD $)	3 Months Ended		9 Months Ended		0 Months Ended		6 Months Ended		9 Months Ended		6 Months Ended	0 Months Ended		1 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Apr. 14, 2014 Progressive Finance Holdings, LLC retail_location state		Sep. 30, 2014 Progressive Finance Holdings, LLC		Sep. 30, 2014 Progressive Finance Holdings, LLC		Sep. 30, 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	Jan. 31, 2015 Progressive Finance Holdings, LLC Forecast
Business Acquisition [Line Items]
Acquisitions of businesses and contracts			$ 695,765,000	$ 10,469,000
Pro forma information, earnings or loss of acquiree since acquisition date, actual							328,700,000
Pro forma information, income taxes of acquiree since acquisition date, actual							1,400,000
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
Deferred Cash Consideration					29,106,000						3,300,000			3,600,000
Number of retail locations (over 15,000)					15,000
Number of states in which entity operates					46
Cash Consideration					185,454,000							35,800,000	15,800,000
Escrow deposit, distribution term												15 months	36 months
Receivables					27,581,000	[1],[2]	27,581,000	[1]	27,581,000	[1]			15,800,000
Customer receivables, gross					22,700,000
Customer receivables, allowance for doubtful accounts					10,900,000
Business acquisition, goodwill, expected tax deductible amount					235,000,000
Progressive-related transaction costs	371,000	0	6,638,000	0					6,600,000
Debt issuance cost									2,300,000
Proceeds from Long-term Debt									$ 491,300,000

[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 acquired was $22.7 million, of which $10.9 million was expected to be uncollectible.

[2] As previously reported in the notes to consolidated financial statements included in our Quarterly Report on Form 10-Q for the fiscal quarter ended June 30, 2014.