Income Taxes Deferred Taxes (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Deferred Tax Liability Not Recognized [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards	$ 7,626	$ 13,988
Deferred tax asset, amortization	6,252	5,702
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost	2,665	1,595
Deferred Tax Assets, Investment in Subsidiaries	1,375	1,344
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities	471	550
Deferred Tax Assets, Other Comprehensive Loss	746	0
Deferred tax assets, state taxes	124	5
Deferred tax assets, intangibles	0	100
Deferred Tax Assets, Other	278	0
Deferred Tax Assets, Gross	19,537	23,284
Deferred Tax Assets, Valuation Allowance	(19,537)	(23,284)
Deferred Tax Assets, Net	$ 0	$ 0