Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets 1 (Details)

v3.19.3
Intangible Assets 1 (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization expense $ 4,622 $ 6,553 $ 13,866 $ 19,610