XML 60 R50.htm IDEA: XBRL DOCUMENT
v3.23.1

Note 12 - Subsequent Events (Details Textual) - Amended Credit Agreement [Member] $ in Millions |  | 8 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
May 04, 2023 USD ($) | Dec. 31, 2023 USD ($) | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023
Forecast [Member] |  |  |  |  |
Debt Instrument Covenant, Permitted Payments, Amount |  | $ 10 |  |  |
Debt Instrument Covenant, Permitted Investments |  | $ 5 |  |  |
Maximum [Member] |  |  |  |  |
Debt Instrument Covenant, Net Leverage Ratio |  |  |  |  | 4.5
Maximum [Member] | Forecast [Member] |  |  |  |  |
Debt Instrument Covenant, Net Leverage Ratio |  | 4.0 | 4.5 | 4.8 |
Subsequent Event [Member] |  |  |  |  |
Debt Instrument Covenant, Net Leverage Ratio | 4.00 |  |  |  |
Debt Instrument Covenant, Maximum Permitted Capital Expenditures | $ 10 |  |  |  |
Debt Instrument Covenant, Permitted Payments, Amount | $ 20 |  |  |  |
Subsequent Event [Member] | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 2.50% |  |  |  |
Subsequent Event [Member] | Minimum [Member] |  |  |  |  |
Debt Instrument Covenant, Net Leverage Ratio | 4.0 |  |  |  |

X
- Definition Information pertaining the debt covenant. + References No definition available. + Details
Name: | sgc_DebtInstrumentCovenantMaximumPermittedCapitalExpenditures
Namespace Prefix: | sgc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Ratio that the net leverage ratio cannot exceed to comply with the debt covenant. + References No definition available. + Details
Name: | sgc_DebtInstrumentCovenantNetLeverageRatio
Namespace Prefix: | sgc_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Information pertaining to the covenant. + References No definition available. + Details
Name: | sgc_DebtInstrumentCovenantPermittedInvestments
Namespace Prefix: | sgc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Information to the amount of payments permitted under the covenant. + References No definition available. + Details
Name: | sgc_DebtInstrumentCovenantPermittedPaymentsAmount
Namespace Prefix: | sgc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=sgc_AmendedCreditAgreementMember
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: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
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_VariableRateAxis=sgc_SecuredOvernightFinancingRateSOFRMember
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: |