Stock Incentive Plans - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Restricted Stock [Member]
Share Based Awards [Line tems]
Award Date	Apr. 25, 2014
Shares Granted To Each Director	6,000
Shares Vesting Per Director Each Year	2,000
Intrinsic Value of Nonvested	$ 87,000	$ 159,000
Weighted Average Remaining Term	3 months 25 days	1 year 3 months 25 days
Remaining Compensation Expense	$ 33,000	$ 130,000
Share Based Compensation	98,000	98,000
Stock Awards [Member]
Share Based Awards [Line tems]
Share Based Compensation	$ 409,000	$ 387,000
Shares Issued Prior Year Sevice	33,019	21,715
Share Based Compensation Prior Year	$ 330,000	$ 288,000
Performance Units [Member]
Share Based Awards [Line tems]
Intrinsic Value of Nonvested	$ 491,000	$ 75,000
Weighted Average Remaining Term	1 year 3 months 27 days	1 year 4 months 15 days
Remaining Compensation Expense	$ 256,000	$ 54,000
Share Based Compensation	$ 206,000	$ 46,000