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Note 17 - Subsequent Events (Details Textual) - Sale Leaseback of One of Properties [Member] - USD ($) | 1 Months Ended |
--- | --- | ---
Aug. 12, 2025 | Jun. 29, 2025
Sale Leaseback Transaction, Net Book Value |  | $ 357,000
Subsequent Event [Member] |  |
Sale Leaseback Transaction, Gross Proceeds | $ 3,200,000 |
Sale Leaseback Transaction, Lease Term | 20 years |
Sale Leaseback Transaction, Initial Annual Cash Payment | $ 280,000 |
Sale Leaseback Transaction, Cash Payment, Annual Escalate Rate | 3.00% |

X
- Definition Annual escalate rate of cash payment for sale and leaseback transaction. + References No definition available. + Details
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Namespace Prefix: | sypr_
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Balance Type: | na
Period Type: | duration

X
- Definition Amount of cash inflow before closing and debt issuance costs received by a seller-lessee in a sale-leaseback transaction. + References No definition available. + Details
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Namespace Prefix: | sypr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of initial annual cash payment for sale and leaseback transaction. + References No definition available. + Details
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Namespace Prefix: | sypr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Lease term for sale and leaseback transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479741/842-40-50-2 + Details
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X
- Definition The net book value of the asset(s) sold in connection with the sale of the property to another party and lease back to the seller. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 840 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481266/840-40-55-50 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 840 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 52 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481266/840-40-55-52 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 840 -SubTopic 40 -Name Accounting Standards Codification -Section 55 -Paragraph 51 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481266/840-40-55-51 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479741/842-40-50-2 + Details
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Period Type: | instant

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- Details
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- Details
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Balance Type: |
Period Type: |