XML 43 R78.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
PROPERTY AND EQUIPMENT, NET PROPERTY AND EQUIPMENT, NET (Textual) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Abstract]      
Depreciation expense $ 17,282 $ 15,232 $ 14,701
Rental expense $ 17,300 $ 17,200 $ 16,400