Summary of Significant Accounting Policies (Details 3) - USD ($)	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Weighted average assumptions
Total stock-based compensation expense		$ 195,000	$ 181,000	$ 278,000	$ 217,000
Stock Options
Stock-Based Compensation:
Awards granted				200,000
Weighted average exercise price (in dollars per share)				$ 2.82
Weighted average assumptions
Expected life				3 years 4 months 24 days
Expected volatility				45.00%
Dividend yield				0.00%
Risk-free interest rate				1.18%
Total option exercises		10,000	15,000	34,000	69,000
Proceeds from option exercises		$ 1,000	$ 29,000	$ 2,000	$ 100,000
Employee stock purchase plan
Weighted average assumptions
Expected life				1 year
Expected volatility				37.00%
Dividend yield				0.00%
Risk-free interest rate				0.25%
Restricted stock units
Stock-Based Compensation:
Restricted stock units granted (in shares)				31,000	25,000
Weighted average grant-date fair value of equity granted (in dollars per share)				$ 2.82	$ 3.03
Vesting period				3 years	3 years
Weighted average assumptions
Total stock-based compensation expense		$ 13,000		$ 23,000	$ 5,000
2013 Omnibus Stock and Incentive Plan | Board of Directors
Stock-Based Compensation:
Equity awards granted	37,233
Weighted average grant-date fair value of equity granted (in dollars per share)	$ 2.82
Weighted average assumptions
Total stock-based compensation expense	$ 105,000