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Leases - Lease Assets and Liabilities (Details 2) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2019	Dec. 31, 2018
Lease Liabilities, Current and Noncurrent [Abstract]
Operating, current	$ 16.5
Finance, current	0.3
Operating, noncurrent	24.7	$ 0.0
Finance, noncurrent	0.1
Total Lease Liability	41.6
Leases [Abstract]
Operating lease assets	40.7	$ 0.0
Finance Lease Assets	0.4
Finance lease amortization	0.6
Total leased assets	$ 41.1

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- Definition

Lease Liabilities, Current and Noncurrent [Abstract]

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Lease, Right-of-Use Asset

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Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
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Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.

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Amount of lessee's right to use underlying asset under finance lease.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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