Income Taxes Current Income Tax Expense (Benefit), Continuing Operations(Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current Income Tax Expense (Benefit), Continuing Operations [Abstract]
Current Tax Expense: Federal	$ 8,763	$ 6,726	$ 8,369
Current Tax Expense: State	1,251	816	1,231
Total Current Tax Expense	10,014	7,542	9,600
Deferred Tax Expense: Federal	(290)	1,775	273
Deferred Tax Expense: State	(63)	397	(119)
Total Deferred Tax Expense (Benefit)	(353)	2,172	154
Income Tax Expense (Benefit), Continuing Operations	$ 9,661	$ 9,714	$ 9,754