Annual report pursuant to Section 13 and 15(d)

REVENUE (Details)

v3.20.4
REVENUE (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disaggregation of Revenue [Line Items]      
Revenues $ 2,161,220 $ 2,015,477 $ 1,821,565
UNITED STATES      
Disaggregation of Revenue [Line Items]      
Revenues 2,006,368 1,862,698 1,677,116
Non-US [Member]      
Disaggregation of Revenue [Line Items]      
Revenues $ 154,852 $ 152,779 $ 144,449