XML 89 R72.htm IDEA: XBRL DOCUMENT v3.20.4
EARNINGS PER SHARE - Schedule of stock options and restricted units excluded in the computation of diluted earnings per share (Details)
shares in Thousands
12 Months Ended
Dec. 31, 2018
shares
RSUs [Member]  
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]  
Stock options and restricted units excluded from the computation of diluted earnings per share because they were anti-dilutive 2