Income Taxes Provision for income taxes charged to operations (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Current tax expense	$ 2,315	$ 759	$ 825
Deferred tax expense (benefit)	(384)	1,207	525
Total income tax expense	$ 1,931	$ 1,966	$ 1,350