INCOME TAXES (Tables)

3 Months Ended

Mar. 31, 2020

Income Tax Disclosure [Abstract]

Unrecognized Tax Benefits

The amount of unrecognized tax benefits was as follows:

	March 31,
	2020			2019
	($ in millions)
Balance at beginning of year	$	22.8		$	33.8
Decreases for prior year tax positions	(1.8		)	—
Increases for current year tax positions	0.5			0.6
Balance at end of period	$	21.5		$	34.4

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 - 2019
U.S. state income tax	2006 - 2019
Canadian federal income tax	2012 - 2019
Brazil	2014 - 2019
Germany	2015 - 2019
China	2014 - 2019
The Netherlands	2014 - 2019