Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED BALANCE SHEETS (Parenthetical)

v3.3.1.900
CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares
Dec. 31, 2015
Dec. 31, 2014
Statement Of Financial Position [Abstract]    
Preferred stock, par value (in dollars per share) $ 0.05 $ 0.05
Preferred stock, shares authorized (in shares) 1,000,000 1,000,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Common stock, par value (in dollars per share) $ 0.0075 $ 0.0075
Common stock, shares authorized (in shares) 277,333,332 277,333,332
Common stock, shares issued (in shares) 119,045,592 115,892,450
Common stock, shares outstanding (in shares) 119,045,592 115,892,450