Stock Incentive Plan - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of authorized stock for stock incentive plan	350,000		350,000
Stock-based compensation expense			$ 357,000	$ 254,000
Exercise of stock options, shares	4,938		5,162
Proceeds from shares issued	$ 160,000	$ 331,000	$ 209,000	395,000
Withheld Shares For Company Expenses	$ 63,000	320,000	$ 112,000	320,000
Options granted (in shares)	0
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based compensation options contractual term			10 years
Stock incentive plan vesting period, years			3 years
Stock-based compensation expense	$ 22,000	16,000	$ 66,000	49,000
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock incentive plan vesting period, years			3 years
Stock-based compensation expense	$ 98,000	$ 48,000	$ 291,000	$ 205,000
Restricted units granted (in shares)			0