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Note 5 - Accounts Receivable (Details) (USD $)
Dec. 31, 2014
Dec. 31, 2013
Note 5 - Accounts Receivable (Details) [Line Items]    
Receivables, Long-term Contracts or Programs $ 47,955,000us-gaap_ReceivablesLongTermContractsOrPrograms $ 38,865,000us-gaap_ReceivablesLongTermContractsOrPrograms
US Government [Member]    
Note 5 - Accounts Receivable (Details) [Line Items]    
Receivables, Long-term Contracts or Programs $ 727,000us-gaap_ReceivablesLongTermContractsOrPrograms
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= sypr_USGovernmentMember
$ 2,620,000us-gaap_ReceivablesLongTermContractsOrPrograms
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= sypr_USGovernmentMember