Basis and Summary of Significant Accounting Policies - Additional Information (Detail)	3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended			1 Months Ended
	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	Dec. 31, 2012 USD ($)	Jun. 30, 2013 Sales and Lease Ownership USD ($)	Jun. 30, 2013 Sales and Lease Ownership USD ($)	Jun. 30, 2013 Restricted stock units	Jun. 30, 2013 Restricted stock units	Jun. 30, 2013 Employee	Jun. 30, 2013 Non Employee Director	Oct. 14, 2011 Variable Interest Entity, Not Primary Beneficiary	Jun. 30, 2013 Variable Interest Entity, Not Primary Beneficiary USD ($) store	Jun. 30, 2013 Variable Interest Entity, Not Primary Beneficiary GBP (£)	Dec. 31, 2012 Variable Interest Entity, Not Primary Beneficiary USD ($)	Dec. 31, 2012 Variable Interest Entity, Not Primary Beneficiary GBP (£)	Jun. 30, 2013 Variable Interest Entity, Not Primary Beneficiary Maximum USD ($)	Dec. 31, 2012 Variable Interest Entity, Not Primary Beneficiary Maximum USD ($)
Significant Accounting Policies [Line Items]
Percentage of common stock outstanding												11.50%
Number of retail stores													60	60
Held to maturity securities	$ 93,409,000		$ 93,409,000		$ 85,861,000								$ 18,100,000	£ 11,900,000	$ 18,400,000	£ 11,400,000
Held to maturity securities, face value	93,409,000		93,409,000											10,000,000
Investment included in prepaid expenses and other assets																	1,000	1,000
Maximum exposure to any potential losses associated with VIE													18,100,000
Uncertain tax benefits that, if recognized, would affect effective tax rate	1,000,000		1,000,000		1,000,000
Anti-dilutive Securities excluded from the computation of earnings per share assuming dilution								233,000	283,000
Lease merchandise adjustments	11,800,000	12,500,000	24,600,000	23,500,000
Assets Held For Sale	7,252,000		7,252,000		11,104,000
Impairment charge				600,000		1,000,000	3,100,000
Percentage of receipt of base compensation										75.00%	100.00%
Percentage of receipt of incentive pay compensation										100.00%	100.00%
Deferred compensation plan liability	10,900,000		10,900,000		9,500,000
Cash surrender value of company-owned life insurance ("COLI") contracts	11,800,000		11,800,000		10,400,000
Deferred compensation expense charged to operations for Company's matching contributions	36,000	84,000	73,000	162,000
Benefits paid	$ 470,000	$ 565,000	$ 470,000	$ 565,000