XML 132 R101.htm IDEA: XBRL DOCUMENT v3.10.0.1
SUPPLEMENTAL CASH FLOW DISCLOSURES - Schedule of Cash Flow Disclosures (FY) (Details) - USD ($)
$ in Thousands
 9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Supplemental Cash Flow Elements [Abstract]          
Interest paid during the year     $ 75,317 $ 30,211 $ 19,372
Income taxes paid during the year, net of amount refunded     89,379 121,563 147,958
Fair value of assets acquired     452,209 3,118,420 156,020
Liabilities assumed     207,788 1,453,382 20,789
Non-controlling interest (acquired) assumed     (761,786) 760,343 0
Stock and cash paid     1,006,207 904,695 135,231
Less: Cash acquired     35,408 186,903 5,681
Stock used for acquisition     25,500 534,679 0
Net cash paid $ 49,067 $ 846,675 $ 945,299 $ 183,113 $ 129,550