INCOME TAXES (Tables)

9 Months Ended

Sep. 30, 2019

Income Tax Disclosure [Abstract]

Unrecognized Tax Benefits

The amount of unrecognized tax benefits was as follows:

	September 30,
	2019			2018
	($ in millions)
Balance at beginning of year	$	33.8		$	36.3
Increases for prior year tax positions	1.6			—
Decreases for prior year tax positions	(14.3		)	(4.6		)
Increases for current year tax positions	1.4			1.6
Settlements with taxing authorities	(0.2		)	—
Balance at end of period	$	22.3		$	33.3

Tax Returns Subject to Examination

For our primary tax jurisdictions, the tax years that remain subject to examination are as follows:

	Tax Years
U.S. federal income tax	2016 - 2018
U.S. state income tax	2006 - 2018
Canadian federal income tax	2012 - 2018
Brazil	2014 - 2018
Germany	2015 - 2018
China	2014 - 2018
The Netherlands	2014 - 2018