XML 86 R33.htm IDEA: XBRL DOCUMENT v2.4.0.8
Calculations of Basic and Diluted Income (Loss) Per Common Share (Detail) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Earnings Per Share Disclosure [Line Items]        
Net income (loss) - basic and diluted $ (568) $ 559 $ (1,200) $ 1,903
Weighted-average shares outstanding - basic 12,808 12,469 12,784 12,450
Effect of dilutive securities:        
Stock options   308   321
Weighted-average shares outstanding - diluted 12,808 12,777 12,784 12,771
Basic income (loss) per common share $ (0.04) $ 0.04 $ (0.09) $ 0.15
Diluted income (loss) per common share $ (0.04) $ 0.04 $ (0.09) $ 0.15