Commitments and Contingencies - Litigation (Details) - USD ($) $ in Millions		3 Months Ended
Mar. 08, 2017	Mar. 31, 2017
Loss Contingencies [Line Items]
Payments for litigation settlements	$ 7.5
Loss related to litigation settlement	$ (1.1)
Prepaid expenses and other current assets
Loss Contingencies [Line Items]
Payments for litigation settlements		$ 7.5

Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

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+ References

No definition available.

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- Definition

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585

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