Fair Value Measurements (Details) (Non-recurring basis, USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2012	Sep. 30, 2012	Dec. 31, 2011
Total Losses
Specific-store leasehold improvements	$ 559	$ 559	$ 1,294
Direct Response
Total Losses
Goodwill, net of accumulated impairment losses			107,026
Trademarks and trade names			32,500
Customer relationship intangible asset			13,461
Level 3
Fair value measurements
Trademarks and trade names			11,500
Customer relationship intangible asset			6,800
Specific-store leasehold improvements	195	195	745
Total
Fair value measurements
Trademarks and trade names			11,500
Customer relationship intangible asset			6,800
Specific-store leasehold improvements	$ 195	$ 195	$ 745