XML 68 R57.htm IDEA: XBRL DOCUMENT v3.10.0.1
Other, net - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Other Income and Expenses [Abstract]        
Foreign currency transaction losses $ (1.3) $ (1.1) $ (3.0) $ (2.2)