COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2016

Commitments and Contingencies Disclosure [Abstract]

Schedule of future minimum rental payments for operating leases

As of December 31, 2016, future minimum lease commitments under non-cancelable operating leases, which will be expensed as primarily in office and general expenses, were as follows:

2017	$	15,355
2018	13,181
2019	8,758
2020	5,506
2021	1,615
Thereafter	1,027
	$	45,442

Schedule of asset retirement obligations

The Company’s asset retirement obligations that are included in the Consolidated Balance Sheets as of December 31, 2016 and 2015 were as follows:

	As of December 31,
	2016		2015
Current portion of asset retirement obligations	$	78	$	142
Non-current portion of asset retirement obligations	1,693		1,820
Total asset retirement obligations	$	1,771	$	1,962