Goodwill, Trademarks, and Other Intangible Assets (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012
Finite-lived intangible assets
Total gross other intangibles	$ 7,212		$ 7,201
Accumulated amortization	(6,136)		(5,873)
Total other intangibles, net	1,076		1,328
Amortization expense	263	262
Deferred financing costs
Finite-lived intangible assets
Total gross other intangibles	3,932		3,932
Accumulated amortization	(3,231)		(3,130)
Total other intangibles, net	701		802
Weighted-average amortization period	6 years
Remaining weighted-average amortization period	2 years
Non-compete agreements
Finite-lived intangible assets
Total gross other intangibles	250		250
Accumulated amortization	(244)		(231)
Total other intangibles, net	6		19
Customer relationships
Finite-lived intangible assets
Total gross other intangibles	854		843
Accumulated amortization	(546)		(506)
Total other intangibles, net	308		337
Website and developed technology
Finite-lived intangible assets
Total gross other intangibles	2,176		2,176
Accumulated amortization	(2,115)		(2,006)
Total other intangibles, net	$ 61		$ 170
Other amortizable intangibles
Finite-lived intangible assets
Weighted-average amortization period	5 years
Remaining weighted-average amortization period	1 year