Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2020

Fair Value Measurements

Schedule of Assets and Liabilities at Fair Value on Recurring Basis

	June 30, 2020
	Quoted Prices in Active Markets for Identical Items		Significant Other Observable Inputs		Significant Unobservable Inputs
Assets (Liabilities) at Fair Value	(Level 1)		(Level 2)		(Level 3)		Total
Foreign exchange forward contracts—Assets	$	—	$	0.2	$	—	$	0.2
Foreign exchange forward contracts—(Liabilities)		—		(2.7)		—		(2.7)
Foreign exchange cash flow hedges—Assets		—		0.4		—		0.4
Interest rate swaps—(Liabilities)		—		(7.3)		—		(7.3)
Cross currency swaps—Assets		—		6.6		—		6.6
Cross currency swaps—(Liabilities)		—		(13.5)		—		(13.5)
Total fair value	$	—	$	(16.3)	$	—	$	(16.3)

	December 31, 2019
	Quoted Prices in Active Markets for Identical Items		Significant Other Observable Inputs		Significant Unobservable Inputs
Assets (Liabilities) at Fair Value	(Level 1)		(Level 2)		(Level 3)		Total
Foreign exchange forward contracts—Assets	$	—	$	0.7	$	—	$	0.7
Foreign exchange forward contracts—(Liabilities)		—		(5.2)		—		(5.2)
Foreign exchange cash flow hedges—(Liabilities)		—		(0.5)		—		(0.5)
Interest rate swaps—(Liabilities)		—		(1.4)		—		(1.4)
Cross currency swaps—Assets		—		27.8		—		27.8
Total fair value	$	—	$	21.4	$	—	$	21.4

Schedule of Assets and Liabilities at Fair Value on Nonrecurring Basis

	June 30, 2020
	Quoted Prices in Active Markets for Identical Items		Significant Other Observable Inputs		Significant Unobservable Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Assets:
Boehlen styrene monomer property, plant and equipment	$	—	$	—	$	3.3	$	3.3
Schkopau PBR property, plant and equipment		—		—		1.5		1.5
Total fair value	$	—	$	—	$	4.8	$	4.8

Estimated Fair Value of Outstanding Debt Not Carried at Fair Value

	As of		As of
	June 30, 2020		December 31, 2019
2025 Senior Notes	$	476.1	$	503.7
2024 Term Loan B		650.2		686.4
Total fair value	$	1,126.3	$	1,190.1