Quarterly report pursuant to Section 13 or 15(d)

Unaudited Consolidated Balance Sheets (Parenthetical)

v3.4.0.3
Unaudited Consolidated Balance Sheets (Parenthetical) - $ / shares
Mar. 31, 2016
Dec. 31, 2015
Stockholders' equity:    
Common stock, par value (in dollars per share) $ 0.05 $ 0.05
Common stock, authorized (in shares) 15,000,000 15,000,000
Common stock, issued (in shares) 5,399,342 5,375,532
Common stock, outstanding (in shares) 5,399,342 5,375,532