GOODWILL AND OTHER INTANGIBLE ASSETS (Table)

12 Months Ended

Dec. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of goodwill

	Data Center Services		IP Services			Total
Balance, December 31, 2011:
Goodwill	$	20,007	$	152,087		$	172,094
Accumulated impairment losses		—		(112,623	)		(112,623	)
Net	$	20,007	$	39,464		$	59,471
Balance, December 31, 2012:
Goodwill	$	20,141	$	152,087		$	172,228
Accumulated impairment losses		—		(112,623	)		(112,623	)
Net	$	20,141	$	39,464		$	59,605

Schedule of finite-lived intangible assets by major class

	December 31, 2012					December 31, 2011
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Acquired technology	$	43,627	$	(29,561	)	$	43,627	$	(24,844	)
Customer relationships and trade names		32,247		(24,971	)		32,247		(24,144	)
	$	75,874	$	(54,532	)	$	75,874	$	(48,988	)

Schedule of finite-lived intangible assets, future amortization expense

2013	$	5,546
2014		5,546
2015		2,606
2016		2,018
2017		1,338
Thereafter		4,288
	$	21,342