Intangible Assets and Acquisitions (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 89,422,000	$ 88,674,000
Accumulated amortization	81,889,000	79,705,000
Estimated Amortization Expense (Table Details) [Abstract]
2015	2,365,000
2016	1,038,000
2017	568,000
2018	445,000
2019	445,000
Thereafter	2,672,000
Total	7,533,000	8,969,000
Goodwill [Line Items]
Goodwill, beginning balance	1,364,549,000	1,344,665,000
Additions from acquisitions	14,562,000	28,282,000
Goodwill related to stores sold or closed	(8,458,000)	(9,038,000)
Post purchase price allocation adjustments	(194,000)	640,000
Goodwill, ending balance	1,370,459,000	1,364,549,000	1,344,665,000
Acquisitions (Table Details) [Abstract]
Number of stores acquired remaining open	6	47	6
Number of stores acquired that were merged with existing stores	13	38	31
Number of transactions	26	47	19
Total purchase price	26,653,000	41,236,000	13,258,000
Acquisition amounts allocated to goodwill	14,562,000	28,282,000	6,874,000
Acquisition amounts allocated to rental merchandise	9,731,000	11,843,000	4,380,000
Acquisition amounts allocated to property and other assets	835,000	910,000	845,000
Acquired goodwill, expected tax deductible amount	14,562,000
Weighted average amortization period - acquired intangible assets	21 months
Core Us [Member]
Goodwill [Line Items]
Goodwill, ending balance	1,316,100,000	1,310,100,000
Goodwill impairment charge		1,100,000	1,000,000
Acceptance Now [Member]
Goodwill [Line Items]
Goodwill, ending balance	54,400,000	54,400,000
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	5,585,000	6,337,000
Accumulated amortization	5,435,000	6,102,000
Average life	3 years
Acquisition amounts allocated to intangibles	0	235,000	0
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	76,299,000	74,799,000
Accumulated amortization	74,182,000	71,899,000
Average life	2 years
Acquisition amounts allocated to intangibles	1,525,000	2,959,000	1,160,000
Vendor Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	7,538,000	7,538,000
Accumulated amortization	$ 2,272,000	$ 1,704,000
Average life	11 years