XML 45 R36.htm IDEA: XBRL DOCUMENT
v3.23.2

Note 6 - Contingencies (Details Textual) - USD ($) $ in Thousands | Sep. 30, 2023 | Jul. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Business Combination, Contingent Consideration, Liability, Current |  |  | $ 1,375 | $ 736
Sutter's Mill [Member] | Subsequent Event [Member] |  |  |  |
Business Combination, Contingent Consideration, Liability, Current |  | $ 500 |  |
Guardian Products, Inc [Member] |  |  |  |
Business Combination, Contingent Consideration, Liability, Current |  |  | 1,700 |
Guardian Products, Inc [Member] | Minimum [Member] |  |  |  |
Business Combination, Contingent Consideration, Liability, Current |  |  | 1,900 |
Guardian Products, Inc [Member] | Maximum [Member] |  |  |  |
Business Combination, Contingent Consideration, Liability, Current |  |  | $ 2,500 |
Guardian Products, Inc [Member] | Forecast [Member] |  |  |  |
Business Combination, Contingent Consideration, Liability, Current | $ 800 |  |  |

X
- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479668/805-30-25-6 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 35 -Paragraph 1 -Subparagraph b -SubTopic 30 -Topic 805 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479613/805-30-35-1 + Details
Name: | us-gaap_BusinessCombinationContingentConsiderationLiabilityCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=sgc_SuttersMillMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=sgc_GuardianProductsIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |