Discontiued Operations (Details) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010	Dec. 31, 2010
Loss from discontinued operations
Pre-tax loss from discontinued operations	$ (969)	$ (832)	$ (1,716)	$ (1,337)
Income tax benefit	88	73	103	79
Loss from discontinued operations, net of tax	(881)	(759)	(1,613)	(1,258)
Assets:
Total current assets, primarily other receivables	4,639		4,639		4,710
Total assets	6,535		6,535		6,346
Liabilities:
Total current liabilities, primarily other payables	5,119		5,119		4,018
Total liabilities	$ 9,012		$ 9,012		$ 7,882