Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2018

Fair Value Disclosures [Abstract]

Schedule of Derivative Assets at Fair Value

The following table summarizes the Company's interest rate cap instruments as of December 31, 2018:

(in thousands)
Current notional balance	$	1,187,979
Weighted average fixed cap rate	4.57		%
Earliest maturity date	2020
Latest maturity date	2022
Estimated asset fair value (included in other assets, net at December 31, 2018)	$	150
Estimated asset fair value (included in other assets, net at December 31, 2017)	$	38

Fair Value Measurements, Nonrecurring

The following is a summary of goodwill and asset impairment expense.

	For the Years Ended December 31,
(in millions)	2018		2017		2016
Goodwill (Note 8)	$	351.7	$	205.0	$	—
Property, plant and equipment and leasehold intangibles, net (Note 7)	78.0		164.4		166.2
Investment in unconsolidated ventures (Note 6)	33.4		25.8		36.8
Other intangible assets, net (Note 8)	9.1		14.6		29.7
Assets held for sale (Note 4)	15.6		—		15.8
Other assets	2.1		—		—
Goodwill and asset impairment	$	489.9	$	409.8	$	248.5