Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Income Statement [Abstract]
Revenue	$ 245.9	$ 225.0
Operating expenses:
Property operating expenses	92.6	83.3
Sales and marketing	4.7	5.3
General and administrative	26.9	22.2
Depreciation and amortization	108.1	102.1
Transaction, acquisition, integration and other related expenses	0.4	0.3
Total operating expenses	232.7	213.2
Operating income	13.2	11.8
Interest expense, net	(16.0)	(23.7)
Gain on marketable equity investment	14.7	101.2
Loss on early extinguishment of debt	(3.4)	0.0
Foreign currency and derivative gains, net	5.1	0.0
Other expense	(0.1)	(0.1)
Net income before income taxes	13.5	89.2
Income tax benefit	1.2	0.2
Net income (loss)	$ 14.7	$ 89.4
Weighted average common shares outstanding - basic (in shares)	114.9	108.3
Weighted average common shares outstanding - diluted (in shares)	115.1	108.8
Income per share - basic (in dollars per share)	$ 0.13	$ 0.82
Income per share - diluted (in dollars per share)	$ 0.13	$ 0.82