FIXED ASSETS (Tables)

12 Months Ended

Dec. 31, 2017

FIXED ASSETS:

Schedule of property, plant and equipment

As of December 31, 2017 and 2016, property, plant and equipment consisted of the following (in thousands):

	Useful Life
	(in Years)	2017		2016
Telecommunications equipment and towers	5 -15	$	774,548	$	802,415
Solar assets	20-23		113,218		115,932
Office and computer equipment	3 -10		76,706		44,147
Buildings	15-39		48,058		43,609
Transportation vehicles	3 -10		12,221		12,043
Leasehold improvements	Shorterof useful life or lease term		2,864		325
Land	—		12,516		10,242
Furniture and fixtures	5 -10		6,674		7,657
Total property, plant and equipment			1,046,805		1,036,370
Construction in progress			123,001		101,992
Total property, plant and equipment			1,169,806		1,138,362
Less: Accumulated depreciation			(526,660)		(490,650)
Net fixed assets		$	643,146		647,712