Condensed Consolidated Statements of Income (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Total revenues	$ 264,414	$ 247,329	$ 525,445	$ 494,244
Costs and Expenses:
Interest expense	97,729	79,385	182,187	156,992
Depreciation and amortization	102,578	114,842	206,405	229,563
General and administrative expense	26,428	20,681	50,654	43,201
Operating expense (exclusive of depreciation and amortization)	40,163	31,522	78,581	61,426
Transaction related costs	7,035	3,789	13,704	9,702
Gain on sale of real estate	(28,790)		(28,790)
Other (income) expense	(28,119)	3,349	(31,232)	(536)
Total costs and expenses	217,024	253,568	471,509	500,348
Income (loss) before income taxes	47,390	(6,239)	53,936	(6,104)
Income tax expense (benefit)	7,843	(2,646)	11,897	(3,742)
Net income (loss)	39,547	(3,593)	42,039	(2,362)
Net income (loss) attributable to noncontrolling interests	830	(90)	880	(69)
Net income (loss) attributable to shareholders	38,717	(3,503)	41,159	(2,293)
Participating securities' share in earnings	(223)	(658)	(251)	(1,337)
Dividends declared on convertible preferred stock		(656)	(656)	(1,312)
Amortization of discount on convertible preferred stock	(248)	(745)	(993)	(1,490)
Net income (loss) attributable to common shareholders	$ 38,246	$ (5,562)	$ 39,259	$ (6,432)
Earnings (loss) per common share:
Basic	$ 0.21	$ (0.03)	$ 0.22	$ (0.04)
Diluted	$ 0.20	$ (0.03)	$ 0.21	$ (0.04)
Weighted-average number of common shares outstanding:
Basic	182,971	175,011	182,597	174,951
Diluted	193,105	175,011	192,276	174,951
Leasing
Revenues:
Total revenues	$ 177,042	$ 173,885	$ 353,125	$ 346,659
Costs and Expenses:
Depreciation and amortization	72,275	86,454	146,028	173,198
Gain on sale of real estate	(4,960)		(4,960)
Fiber Infrastructure
Revenues:
Total revenues	81,327	67,389	158,160	134,356
Costs and Expenses:
Depreciation and amortization	28,494	26,244	56,752	52,149
Tower
Revenues:
Total revenues	3,146	2,472	8,226	5,842
Costs and Expenses:
Depreciation and amortization	1,412	1,575	2,827	3,052
Gain on sale of real estate	(23,830)		(23,830)
Consumer CLEC
Revenues:
Total revenues	2,899	3,583	5,934	7,387
Costs and Expenses:
Depreciation and amortization	$ 346	$ 499	$ 692	$ 997