Commitments and Contingencies - Narrative (Details) $ in Millions	Dec. 31, 2019 USD ($)
Loss Contingencies [Line Items]
Non-cancelable purchase obligations	$ 168.9
Accrued liabilities
Loss Contingencies [Line Items]
Total accrual	3.6
Environmental matters
Loss Contingencies [Line Items]
Total accrual	1.4
Minimum
Loss Contingencies [Line Items]
Range of reasonably possible losses	1.1
Maximum
Loss Contingencies [Line Items]
Range of reasonably possible losses	4.6
Energy Equipment and Transportation Products Group \| Inventories
Loss Contingencies [Line Items]
Non-cancelable purchase obligations	$ 110.1

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Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

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