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Commitments and Contingencies - Narrative (Details)	Dec. 31, 2019 USD ($)	Oct. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)	Feb. 08, 2018 claim
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Number of pending claims | claim				2
Purchase commitments, total	$ 579,200,000
Affiliated
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Purchase commitments, total	$ 134,000,000.0
Standby Letters of Credit | Bank of America 2018 Credit Agreement | Bank of America | Revolving Credit Facility
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Credit facility, maximum borrowing capacity		$ 6,400,000	$ 3,200,000

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ 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 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Number of pending claims pertaining to a loss contingency.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
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+ References

No definition available.

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Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

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