Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	2 Months Ended	3 Months Ended						8 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2016
Revenues:
Total revenues	$ 128,748	$ 206,920	$ 200,240	$ 188,573	$ 174,675	$ 173,932	$ 173,634	$ 476,314	$ 770,408
Costs and Expenses:
Interest expense								181,797	275,394
Depreciation and amortization								238,748	375,970
General and administrative expense								11,208	35,402
Operating expense (exclusive of depreciation, accretion and amortization)								13,743	49,668
Transaction related costs								5,210	33,669
Total costs and expenses								450,706	770,103
Income before income taxes	8,532	(4,752)	(2,215)	(1,208)	8,480	7,405	9,671	25,608	305
Income tax expense								738	517
Net (loss) income	8,301	(4,370)	(2,343)	(1,535)	8,036	7,166	9,403	24,870	(212)
Participating securities' share in earnings								(1,152)	(1,557)
Dividends declared on convertible preferred stock									(1,743)
Amortization of discount on convertible preferred stock									(1,985)
Net (loss) income applicable to common shareholders	$ 7,976	$ (6,163)	$ (4,144)	$ (2,871)	$ 7,681	$ 6,769	$ 8,973	$ 23,718	$ (5,497)
(Loss) earnings per common share:
Basic	$ 0.05	$ (0.04)	$ (0.03)	$ (0.02)	$ 0.05	$ 0.05	$ 0.06	$ 0.16	$ (0.04)
Diluted	0.05	(0.04)	(0.03)	(0.02)	0.05	0.05	0.06	$ 0.16	$ (0.04)
Weighted-average number of common shares outstanding
Basic								149,835	152,473
Diluted								149,835	152,473
Dividends declared per common share	$ 0.44	$ 0.60	$ 0.60	$ 0.60	$ 0.60	$ 0.60	$ 0.60	$ 1.64	$ 2.40
Leasing
Revenues:
Total revenues								$ 458,614	$ 677,368
Costs and Expenses:
Depreciation and amortization								236,177	344,083
Fiber Infrastructure
Revenues:
Total revenues									70,568
Costs and Expenses:
Depreciation and amortization									28,629
Consumer CLEC
Revenues:
Total revenues								17,700	22,472
Costs and Expenses:
Depreciation and amortization								$ 2,571	$ 3,258