XML 95 R74.htm IDEA: XBRL DOCUMENT v3.3.1.900
STOCKHOLDERS' EQUITY: (Details 4) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Non-controlling interest      
Investment shareholders' interest in Peruvian Branch (as a percent) 0.71%    
Employee Stock Purchase 2007 Plan      
Information related to compensation cost      
Stock based compensation expense   $ 2.1 $ 2.1
Unrecognized compensation expense     $ 2.1
Stock award activity, Shares      
Outstanding shares at the beginning of the year 4,298,612 4,449,599  
Exercised (in shares) (4,189,371) (150,987)  
Outstanding shares at the end of the year 109,241 4,298,612 4,449,599
Unit Weighted Average Grant Date Fair Value      
Outstanding shares at the beginning of the year (in dollars per share) $ 1.16 $ 1.16  
Exercised (in dollars per share) 1.16 1.16  
Outstanding shares at the end of the year (in dollars per share) $ 1.16 $ 1.16 $ 1.16
Employee Stock Purchase 2010 Plan      
Information related to compensation cost      
Stock based compensation expense $ 0.6 $ 0.6 $ 0.6
Unrecognized compensation expense $ 1.4 $ 2.0 $ 2.6
Period over which unrecognized compensation expense expected to be recognized 3 years    
Stock award activity, Shares      
Outstanding shares at the beginning of the year 2,287,891 3,012,464  
Exercised (in shares) (60,309) (724,573)  
Outstanding shares at the end of the year 2,227,582 2,287,891 3,012,464
Unit Weighted Average Grant Date Fair Value      
Outstanding shares at the beginning of the year (in dollars per share) $ 2.05 $ 2.05  
Exercised (in dollars per share) 2.05 2.05  
Outstanding shares at the end of the year (in dollars per share) $ 2.05 $ 2.05 $ 2.05
Employee Stock Purchase 2015 Plan      
Information related to compensation cost      
Stock based compensation expense $ 0.4    
Unrecognized compensation expense $ 4.4    
Stock award activity, Shares      
Granted (in shares) 2,652,386    
Outstanding shares at the end of the year 2,652,386    
Unit Weighted Average Grant Date Fair Value      
Granted (in dollars per share) $ 2.63    
Outstanding shares at the end of the year (in dollars per share) $ 2.63