Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Net sales	$ 292.7	$ 314.6	$ 873.2	$ 890.8
Cost of sales	191.4	206.3	569.8	581.4
Manufacturing margins	101.3	108.3	303.4	309.4
Operating expenses:
Selling, general and administrative expenses	69.2	69.3	207.5	204.6
Amortization expense	8.7	11.2	27.3	33.2
Loss on currency translation	8.7	6.5	18.6	8.8
Other expense, net	3.7	0.5	12.0	1.9
Total operating expenses	90.3	87.5	265.4	248.5
Operating earnings	11.0	20.8	38.0	60.9
Interest expense, net	15.6	18.5	52.4	56.1
Loss on debt extinguishment	0.0	0.0	22.2	3.4
(Loss) earnings before income taxes	(4.6)	2.3	(36.6)	1.4
Income tax expense	6.6	6.2	17.7	15.7
Net loss	(11.2)	(3.9)	(54.3)	(14.3)
Less: Net loss attributable to the noncontrolling interest	0.0	0.0	0.0	0.1
Net loss attributable to Milacron Holdings Corp.	$ (11.2)	$ (3.9)	$ (54.3)	$ (14.2)
Loss per share:
Basic (in dollars per share)	$ (0.17)	$ (0.07)	$ (0.94)	$ (0.27)
Diluted (in dollars per share)	$ (0.17)	$ (0.07)	$ (0.94)	$ (0.27)