XML 61 R51.htm IDEA: XBRL DOCUMENT v3.19.3
Income Taxes (Details)
9 Months Ended 12 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Dec. 31, 2018
Income Tax Disclosure [Abstract]      
Effective tax rate 23.40% 21.50% 19.90%