Guarantor/Non Guarantor Condensed Consolidating Financial Statements Narrative (Details) - Senior Notes [Member]	May 29, 2020	Mar. 18, 2014
Prepetition Senior Notes [Member]
Debt Instrument Domestic Subsidiaries That Secure Debt Obligations, Ownership Percentage		100.00%
Senior Notes [Member]
Debt Instrument Domestic Subsidiaries That Secure Debt Obligations, Ownership Percentage	100.00%

Domestic Subsidiaries that Secure Debt Obligations, Ownership Percentage

No definition available.

Name:	pes_DebtInstrumentDomesticSubsidiariesThatSecureDebtObligationsOwnershipPercentage
Namespace Prefix:	pes_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant