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Commitments and Contingencies Accounts Receivable under Litigation (Details) $ in Millions	Mar. 31, 2020 USD ($)
Receivables Subject to Litigation [Abstract]
Contracts Receivable, Claims and Uncertain Amounts	$ 16.5

X

- Definition

Receivables Subject to Litigation [Abstract]

+ References

No definition available.

+ Details

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X

- Definition

Amount of billed or unbilled claims or other similar items subject to uncertainty concerning their determination or ultimate realization under long-term contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3(c)(3))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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