Label	Element	Value
Adjustments to Additional Paid in Capital Amounts Due to Shareholders	pymr_AdjustmentsToAdditionalPaidInCapitalAmountsDueToShareholders	$ 0
Stock Issued During Period, Value, New Issues	us-gaap_StockIssuedDuringPeriodValueNewIssues	0
AOCI Attributable to Parent [Member]
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	0
Additional Paid-in Capital [Member]
Adjustments to Additional Paid in Capital Amounts Due to Shareholders	pymr_AdjustmentsToAdditionalPaidInCapitalAmountsDueToShareholders	0
Stock Issued During Period, Value, New Issues	us-gaap_StockIssuedDuringPeriodValueNewIssues	0
Noncontrolling Interest [Member]
Noncontrolling Interest, Increase from Business Combination	us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination	0
Parent [Member]
Adjustments to Additional Paid in Capital Amounts Due to Shareholders	pymr_AdjustmentsToAdditionalPaidInCapitalAmountsDueToShareholders	0
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	0
Stock Issued During Period, Value, New Issues	us-gaap_StockIssuedDuringPeriodValueNewIssues	$ 0