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Debt - Guarantors (Details) $ in Millions	Feb. 06, 2019 USD ($)
Debt Disclosure [Abstract]
Initial offering price	$ 750.0

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- Definition

Debt Instruments, Initial Offering Price

+ References

No definition available.

+ Details

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Namespace Prefix:	parr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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