Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Statement Of Financial Position [Abstract]
Common Stock, par value	$ 0.01	$ 0.01
Common Stock, shares authorized	45,000	45,000
Common Stock, shares issued	17,630	17,044
Common Stock, shares outstanding	17,630	17,044