Income Taxes, Contingency (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Tax Contingency [Line Items]
Unrecognized tax benefits that would impact effective tax rate	$ 1,620
Period of impact of federal changes remains subject to examination by states	1 year
Recognized net interest expense	(176)	81
Accrued interest expense and penalties	178	360
Minimum [Member]
Income Tax Contingency [Line Items]
Change in unrecognized tax benefit	750
Maximum [Member]
Income Tax Contingency [Line Items]
Change in unrecognized tax benefit	$ 1,700
U.S. [Member]
Income Tax Contingency [Line Items]
U.S. federal income tax returns open for examination	2009
State [Member] | Minimum [Member]
Income Tax Contingency [Line Items]
Period of examination for income tax returns	3 years
State [Member] | Maximum [Member]
Income Tax Contingency [Line Items]
Period of examination for income tax returns	5 years