UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Statement [Abstract]
Revenues	$ 368.7		$ 506.5	$ 0.1
Cost of sales	347.4		480.3	0.5
Gross profit (loss)	21.3		26.2	(0.4)
Selling, general and administrative expenses	15.7	$ 2.3	23.3	4.8
Losses on derivative financial instruments	2.1		2.0
Amortization of intangibles	0.3	0.1	0.4	0.1
Other operating expense, net	0.4		0.9
Operating profit (loss)	2.8	(2.4)	(0.4)	(5.3)
Nonoperating expense (income):
Interest expense, net	9.3		17.4
Change in fair value of common stock warrant liability	6.3	(0.2)	5.6	(1.0)
Acquisition-related costs and expenses	0.4		14.8
Goodwill impairment		0.4		0.4
Other, net	0.3		0.5
Total nonoperating expense (income)	16.3	0.2	38.3	(0.6)
Loss from continuing operations before income taxes	(13.5)	(2.6)	(38.7)	(4.7)
Income tax expense (benefit)	0.2	(0.8)	(7.2)	(1.2)
Loss from continuing operations	(13.7)	(1.8)	(31.5)	(3.5)
Earnings from discontinued operations, net of income taxes	2.9	1.3	27.2	3.1
Net loss	(10.8)	(0.5)	(4.3)	(0.4)
Earnings attributable to noncontrolling interest	0.1		0.2
Net loss attributable to Real Industry, Inc.	$ (10.9)	$ (0.5)	$ (4.5)	$ (0.4)
Basic and diluted earnings (loss) per share:
Continuing operations	$ (0.53)	$ (0.14)	$ (1.32)	$ (0.27)
Discontinued operations	0.11	0.10	1.10	0.24
Basic and diluted loss per share	$ (0.42)	$ (0.04)	$ (0.22)	$ (0.03)