Commitments and Contingencies - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Product Liability Contingency [Line Items]
Guarantor obligations, expiration term	P2Y
Operating leases, rent expense	$ 8.9	$ 9.6	$ 10.4
Performance Guarantee
Product Liability Contingency [Line Items]
Guarantor obligations, maximum exposure, undiscounted	148.8
Financial Guarantee
Product Liability Contingency [Line Items]
Guarantor obligations, maximum exposure, undiscounted	6.5
Customers' Financing Arrangements Guarantee
Product Liability Contingency [Line Items]
Guarantor obligations, maximum exposure, undiscounted	9.4
Guarantor obligations, maximum exposure, undiscounted, net	$ 1.5
Minimum
Product Liability Contingency [Line Items]
Guarantor obligations, amount recoverable from third-parties (as a percent)	60.00%
Maximum
Product Liability Contingency [Line Items]
Guarantor obligations, amount recoverable from third-parties (as a percent)	95.00%