Accounts Receivable Factoring Agreements Schedule (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2013	Dec. 29, 2012
Receivables [Abstract]
Trade receivables sold to financial institutions	$ 54,844	$ 48,767
Amounts received from financial institutions	47,314	41,937
Amounts due from financial institutions	$ 7,530	$ 6,830

Accounts, Notes, Loans and Financing Receivable, Factoring Agreement, Amounts due from Third Parties, Financial Institutions

No definition available.

Name:	pymr_AccountsNotesLoansAndFinancingReceivableFactoringAgreementAmountsDueFromThirdPartiesFinancialInstitutions
Namespace Prefix:	pymr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant