XML 103 R93.htm IDEA: XBRL DOCUMENT v3.19.2
Supplemental Cash Flow Information - Additional Supplemental Cash Flow Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Supplemental Cash Flow Elements [Abstract]        
Interest paid $ (15,725) $ (8,772) $ (29,157) $ (14,732)
Income taxes paid (60,333) (34,598) (68,526) (52,555)
Income tax refunds $ 50 $ 1,345 $ 1,328 $ 2,363