XML 54 R38.htm IDEA: XBRL DOCUMENT v3.8.0.1
EARNINGS PER SHARE - SUMMARY OF ANTIDILUTIVE SECURITIES (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Earnings Per Share [Abstract]        
Potentially antidilutive dilutive securities excluded from calculation of diluted earnings per share (shares) 1,150 525 383 525