XML 44 R59.htm IDEA: XBRL DOCUMENT v3.19.3
NET INCOME PER SHARE - Basic and Diluted Net Income Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Basic net income per share:        
Net income applicable to common stockholders $ 25,460 $ 4,664 $ 71,200 $ 57,837
Weighted average common shares outstanding (in shares) 54,413 56,798 54,975 57,486
Basic net income per share (in usd per share) $ 0.47 $ 0.08 $ 1.30 $ 1.01
Diluted net income per share:        
Net income applicable to common stockholders $ 25,460 $ 4,664 $ 71,200 $ 57,837
Dilutive shares from assumed conversion of convertible senior notes (in shares) 0 0 0 676
Dilutive stock options and restricted stock (in shares) 606 944 527 1,056
Diluted weighted average common shares outstanding (in shares) 55,019 57,742 55,502 59,218
Diluted net income per share (in usd per share) $ 0.46 $ 0.08 $ 1.28 $ 0.98