EXIT ACTIVITIES AND RESTRUCTURING LIABILITIES (Tables)

9 Months Ended

Sep. 30, 2018

Restructuring and Related Activities [Abstract]

Schedule of transactions and balances for exit activities and restructuring charges

The following table displays the transactions and balances for exit activities and restructuring charges during the nine months ended September 30, 2018 and 2017 (in thousands). Our real estate and severance obligations are substantially related to our INAP US segment.

	Balance									Balance
	December 31, 2017		Initial Charges		Plan Adjustments		Cash Payments			September 30, 2018
Activity for 2018 restructuring charge:
Real estate obligations	$	—	$	1,821	$	902	$	(961	)	$	1,762
Activity for 2017 restructuring charge:
Real estate obligations	3,380		—		220		(2,747		)	853
Activity for 2016 restructuring charge:
Severance	46		—		35		(35		)	46
Real estate obligations	247		—		29		(122		)	154
Activity for 2015 restructuring charge:
Real estate obligation	64		—		8		(36		)	36
Service contracts	388		—		22		(148		)	262
Activity for 2014 restructuring charge:
Real estate obligation	691		—		161		(548		)	304
	$	4,816	$	1,821	$	1,377	$	(4,597	)	$	3,417

	Balance									Balance
	December 31, 2016		Initial Charges		Plan Adjustments		Cash Payments			September 30, 2017
Activity for 2017 restructuring charge:
Real estate obligations	$	—	$	4,024	$	654	$	(881	)	$	3,797
Activity for 2016 restructuring charge:
Severance	1,911		—		958		(2,467		)	402
Real estate obligations	933		—		76		(730		)	279
Activity for 2015 restructuring charge:
Real estate obligation	111		—		2		(38		)	75
Service contracts	565		—		15		(148		)	432
Activity for 2014 restructuring charge:
Real estate obligation	1,183		—		95		(463		)	815
	$	4,703	$	4,024	$	1,800	$	(4,727	)	$	5,800