Income Taxes (Income Tax Provision (Benefit)) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Current taxes:
Federal	$ 67	$ 0	$ (950)
Foreign	0	337	0
State	425	145	426
Deferred taxes:
Federal	17,902	23,454	15,968
Foreign	0	0	0
State	872	736	1,551
Total deferred tax expense	18,774	24,190	17,519
Total income tax expense from continuing operations	19,266	24,672	16,995
Income tax expense (benefit) from discontinued operations	$ (2)	$ (441)	$ (393)