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Contingencies - Narrative (Details) - California DOI [Member] - USD ($) $ in Millions				1 Months Ended	3 Months Ended
	Oct. 02, 2019	Aug. 30, 2019	Feb. 09, 2015	Mar. 31, 2015	Sep. 30, 2019	Jun. 30, 2017	Nov. 17, 2016
Loss Contingencies [Line Items]
Litigation, penalty assessed			$ 27.6		$ 6.0
Payments for assessed penalty		$ 35.0		$ 27.6
Penalty interest assessed, statutory rate							7.00%
Accured estimated interest payment					$ 3.0
Other liabilities [Member]
Loss Contingencies [Line Items]
Gain contingency						$ 30.9
Subsequent Event [Member]
Loss Contingencies [Line Items]
Payments for assessed penalty	$ 41.2

X

- Definition

Litigation Settlement, Refund Interest Rate

+ References

No definition available.

+ Details

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X

- Definition

The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 30
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6397426&loc=d3e17499-108355

+ Details

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Period Type:	instant

X

- Definition

Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

No definition available.

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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X

- Definition

Amount of loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349

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X

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3536-108585

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