Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Condensed Consolidated Balance Sheets
Accounts receivable, allowances (in dollars)	$ 1,500	$ 1,429
Common Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, shares authorized	10,000,000	10,000,000
Common Stock, shares issued	5,284,500	5,284,500
Common Stock, shares outstanding	4,766,774	4,653,293
Treasury stock, shares	517,726	631,207