Schedule of Equity Method Investments and Joint Ventures (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	[1]	Dec. 31, 2013	[1]
Equity Method Investments and Joint Ventures [Abstract]
Current assets	$ 49.6	$ 13.5
Noncurrent assets	4.2	0.1
Current liabilities	125.0	10.4
Noncurrent liabilities	40.2	7.0
Revenues	23.6	11.0		$ 2.1
Gross profit (loss)	(17.0)	(3.1)		(0.4)
Net income (loss)	$ (107.8)	$ (10.9)		$ (2.8)

[1] Due to its formation in the second quarter of 2015, financial information for Forsys Subsea is not applicable for 2014 and 2013.