Annual report pursuant to Section 13 and 15(d)

GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details)

v3.10.0.1
GOODWILL AND OTHER INTANGIBLE ASSETS - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2018
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]              
Goodwill, impairment loss   $ 0 $ 0 $ 0      
Impairment of Indefinite-lived Intangible assets $ 0            
Amortization expense related to purchased intangible assets         $ 152,800,000 $ 172,200,000 $ 176,500,000