INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Income Tax Contingency [Line Items]
Liability for uncertain tax positions	$ 28.2		$ 27.8
Liability for uncertain tax positions - current	0.4		0.4
Liability for uncertain positions expected to be resolved in next fiscal year	0.4
Interest and penalties uncertain tax positions recognized	0.3	$ 0.5
Benefit on reversal of interest and penalties	0.0	$ (1.3)
Accrued interest and penalties uncertain tax positions	2.4		$ 2.2
Power Solutions [Member]
Income Tax Contingency [Line Items]
Interest and penalties uncertain tax positions recognized	4.6
Interest and penalties uncertain tax positions recognized reversal	(2.6)
Annual accrual for liability for uncertain tax positions	$ 0.7