Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax

(Loss) income before income taxes and non-controlling interests from continuing operations was as follows:

	Year Ended December 31,
($ amounts in millions)	2018			2017			2016
Domestic	$	(214.7	)	$	(362.3	)	$	(260.3	)
Foreign	161.5			101.9			28.5
Total	$	(53.2	)	$	(260.4	)	$	(231.8	)

Schedule of Components of Income Tax Expense (Benefit)

Income tax expense (benefit) from continuing operations consisted of the following: 

	Year Ended December 31,
($ amounts in millions)	2018			2017			2016
Current:
U.S.:
Federal	$	14.9		$	(1.2	)	$	0.1
State and local	0.4			1.0			0.4
Foreign	63.2			65.7			0.6
Total current	78.5			65.5			1.1
Deferred:
U.S.:
Federal	(35.1		)	(78.4		)	(27.8		)
State and local	(4.3		)	(2.1		)	(2.2		)
Foreign	(15.3		)	(53.6		)	(12.4		)
Total deferred	(54.7		)	(134.1		)	(42.4		)
Income tax expense (benefit)	$	23.8		$	(68.6	)	$	(41.3	)

Schedule of Effective Income Tax Rate Reconciliation

Income tax expense (benefit) from continuing operations differed from the amounts computed by applying the U.S. federal statutory tax rate to pre-tax loss, as a result of the following:

	Year Ended December 31,
($ amounts in millions)	2018			2017			2016
U.S. federal statutory tax rate	21.0		%	35.0		%	35.0		%
Taxes computed at U.S. statutory rate	$	(11.2	)	$	(91.1	)	$	(81.1	)
Impact of TCJA	(41.8		)	(46.3		)	—
Net change in reserve	(4.9		)	(10.6		)	(27.4		)
State income taxes, net of federal benefit	(3.1		)	1.7			(0.1		)
U.S. tax on foreign operations	31.2			35.0			17.7
Change in valuation allowances	27.5			43.3			53.1
Foreign tax on foreign operations	11.4			8.3			16.1
Change of tax rate	8.3			(19.4		)	11.8
Provision for tax on undistributed foreign earnings	7.0			1.5			11.4
Impact of transaction costs	—			—			(24.5		)
Settlement of Series B Convertible Preferred Stock	—			—			(34.3		)
Goodwill impairment	—			—			6.2
Other, net	(0.6		)	9.0			9.8
Income tax expense (benefit)	$	23.8		$	(68.6	)	$	(41.3	)
Effective tax rate	(44.7		)%	26.3		%	17.8		%

Schedule of Deferred Tax Assets and Liabilities

The components of deferred income taxes at December 31, 2018 and 2017 were as follows:

	December 31,
($ amounts in millions)	2018			2017
Deferred tax assets:
Net operating losses	$	224.5		$	323.0
Arysta outside basis differences	274.2			—
Employee benefits	38.6			40.3
Tax credits	38.5			62.0
Financing activities	29.1			24.3
Accrued liabilities	26.4			25.9
Interest carryforward	17.3			44.4
Accounts receivable	16.0			19.1
Research and development costs	11.8			10.3
Goodwill	10.3			19.5
Inventory	4.7			4.6
Other	10.2			20.7
Total deferred tax assets	701.6			594.1
Valuation allowance	(475.2		)	(391.7		)
Total deferred tax assets	226.4			202.4
Deferred tax liabilities:
Intangibles	631.2			710.4
Plant and equipment	31.8			24.8
Undistributed foreign earnings	29.5			21.9
Other	0.4			0.4
Total deferred tax liabilities	692.9			757.5
Net deferred tax liability	$	466.5		$	555.1

Schedule of Unrecognized Tax Benefits Roll Forward

The following table summarizes the activity related to the Company’s unrecognized tax benefits:

	Year Ended December 31,
($ amounts in millions)	2018			2017			2016
Unrecognized tax benefits at beginning of period	$	90.3		$	128.3		$	112.2
Additions based upon prior year tax positions (including acquired uncertain tax positions)	2.7			4.0			1.7
Additions based on current year tax positions	3.1			6.5			76.2
Reductions for prior period positions	(6.9		)	(38.0		)	(51.9		)
Reductions for settlements and payments	(4.3		)	(4.2		)	—
Reductions due to closed statutes	(3.5		)	(6.3		)	(9.9		)
Total unrecognized tax benefits at end of period	$	81.4		$	90.3		$	128.3

Summary of Income Tax Examinations

At December 31, 2018, the following tax years remained subject to examination by the major tax jurisdictions indicated below:

Major Jurisdictions	Open Years
Belgium	2015	through current
Brazil	2014	through current
Canada	2014	through current
China	2015	through current
France	2015	through current
Germany	2013	through current
Japan	2013	through current
Mexico	2013	through current
Netherlands	2012	through current
South Africa	2013	through current
Taiwan	2013	through current
United Kingdom	2008 and 2015	through current
United States	2015	through current