CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Supplemental Disclosures of Cash Flow Information Cash payments for:
Capitalized interest	$ 1,374	$ 436	$ 373
Other cash flow information:
Capital expenditures incurred	14,386	5,597	6,492
Common stock issued to acquire non-controlling interests of nTelos	10,400
Unamortized loan allocation to long-term debt current maturities	5,200
Increase in fair value of interest rate swaps	10,525
Increase in deferred tax liabilities	4,162
Increase in accumulated other comprehensive income	$ 6,373	$ (707)	$ (1,472)