COMMITMENTS, CONTINGENCIES AND REGULATORY MATTERS (Tables)

12 Months Ended

Dec. 31, 2018

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum lease payments under non-cancelable capital and operating leases with an original term exceeding one year

Future minimum lease payments at December 31, 2018 under non-cancelable operating leases with an original term exceeding one year are as follows:

(in thousands)	Operating lease obligations
2019	$	17,600
2020	14,137
2021	9,849
2022	5,558
2023	3,441
Thereafter	1,323
	$	51,908