Commitments and Contingencies - Narrative (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Product Warranty Liability [Line Items]
Guarantor obligations, expiration term	P2Y
Customers Financing Arrangements Guarantee
Product Warranty Liability [Line Items]
Guarantor obligations, maximum exposure, undiscounted	$ 8.5
Guarantor obligations, maximum exposure, undiscounted, net	0.9
Performance Guarantee
Product Warranty Liability [Line Items]
Guarantor obligations, maximum exposure, undiscounted	176.2
Financial Guarantee
Product Warranty Liability [Line Items]
Guarantor obligations, maximum exposure, undiscounted	$ 4.6
Maximum
Product Warranty Liability [Line Items]
Guarantor obligations, amount recoverable from third-parties (as a percent)	95.00%
Minimum
Product Warranty Liability [Line Items]
Guarantor obligations, amount recoverable from third-parties (as a percent)	60.00%