CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Statement of Financial Position [Abstract]
Accounts receivable, allowance (in dollars)	$ 474	$ 408
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 19,709	$ 18,008
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, authorized shares	5,000,000	5,000,000
Preferred stock, issued shares	0	0
Preferred stock, outstanding shares	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, authorized shares	50,000,000	50,000,000
Common stock, issued shares	12,771,101	12,619,835
Common stock, outstanding shares	11,342,969	11,250,903
Treasury stock, shares	1,428,132	1,368,932