Income Taxes (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Examination [Line Items]
Statutory rate	35.00%
State franchise taxes	$ 1,439	$ 1,295	$ 1,265
Vermont [Member]
Income Tax Examination [Line Items]
State franchise taxes	$ 1,350	$ 1,200	$ 1,180