Line Of Credit Facility, Accordion Feature, Increase Limit

No definition available.

Name:	scx_LineOfCreditFacilityAccordionFeatureIncreaseLimit
Namespace Prefix:	scx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Availability, Percentage Of Fair Market Value Of Eligible Real Estate

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityAvailabilityPercentageOfFairMarketValueOfEligibleRealEstate
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Availability, Percentage Of Net Orderly Liquidation Value Of Machinery And Equipment

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityAvailabilityPercentageOfNetOrderlyLiquidationValueOfMachineryAndEquipment
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Borrowing Base, Percentage Of Eligible Inventory, At Cost

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityBorrowingBasePercentageOfEligibleInventoryAtCost
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Borrowing Base, Percentage Of Eligible Inventory, Net Orderly Liquidation Value

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityBorrowingBasePercentageOfEligibleInventoryNetOrderlyLiquidationValue
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Borrowing Base, Percentage Of Receivables, Domestic Investment Grade And Foreign Insured

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityBorrowingBasePercentageOfReceivablesDomesticInvestmentGradeAndForeignInsured
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Borrowing Base, Percentage Of Receivables, Foreign Uninsured

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityBorrowingBasePercentageOfReceivablesForeignUninsured
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Borrowing Base, Percentage Of Receivables, Investment Grade

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityBorrowingBasePercentageOfReceivablesInvestmentGrade
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Covenant, Minimum Fixed Charge Coverage Ratio

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityCovenantMinimumFixedChargeCoverageRatio
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Draw Down Period

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityDrawDownPeriod
Namespace Prefix:	scx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Machinery And Equipment, Amortization Rate

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityMachineryAndEquipmentAmortizationRate
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Machinery And Equipment Portion, Amortization Period

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityMachineryAndEquipmentPortionAmortizationPeriod
Namespace Prefix:	scx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Net Invoice Value Of New Machinery And Equipment

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityNetInvoiceValueOfNewMachineryAndEquipment
Namespace Prefix:	scx_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Real Estate Portion, Amortization Period

+ References

No definition available.

+ Details

Name:	scx_LineOfCreditFacilityRealEstatePortionAmortizationPeriod
Namespace Prefix:	scx_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Pledged Assets, Not Separately Reported, Eligible Machinery And Equipment, Cap

+ References

No definition available.

+ Details

Name:	scx_PledgedAssetsNotSeparatelyReportedEligibleMachineryAndEquipmentCap
Namespace Prefix:	scx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- 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

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI http://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of the required periodic payments of both interest and principal.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityPeriodicPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The carrying amount, as of the date of the latest financial statement presented, of real estate owned but transferred to serve as collateral for the payment of the related debt obligation, primarily a secured borrowing or repurchase agreement, and for which the transferee is not permitted to sell or re-pledge them to an unrelated party.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 30
-Section 50
-Paragraph 1A
-Subparagraph (b)(1)(i)
-URI http://asc.fasb.org/extlink&oid=109249958&loc=SL6224234-111729

+ Details

Name:	us-gaap_PledgedAssetsNotSeparatelyReportedRealEstate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=scx_LoanAndSecurityAgreementTermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=scx_HSBCBankUSAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=scx_TermLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=scx_CapitalExpenditureDrawDownCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent Events (Details) - USD ($)	Apr. 29, 2022	Mar. 31, 2022	Jun. 24, 2020	Dec. 31, 2019	Dec. 30, 2019
Subsequent Event [Line Items]
Credit limit on revolving loan facility		$ 25,000,000		$ 25,000,000	$ 23,000,000
Loan and Security Agreement
Subsequent Event [Line Items]
Term loan			$ 5,000,000
Revolving Credit Facility \| Subsequent Event \| Loan and Security Agreement \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Subsequent Event [Line Items]
Variable interest rate	1.60%
Line of Credit \| Subsequent Event \| Loan and Security Agreement
Subsequent Event [Line Items]
Minimum fixed charge coverage ratio	100.00%
Line of Credit \| Revolving Credit Facility \| Subsequent Event \| Loan and Security Agreement
Subsequent Event [Line Items]
Percentage of receivables included in borrowing base, investment grade	90.00%
Percentage of receivables included in borrowing base, domestic investment grade and foreign insured	85.00%
Percentage of receivables included in borrowing base, foreign uninsured	75.00%
Percentage of eligible inventory included in borrowing base at cost	65.00%
Percentage of eligible inventory included in borrowing base at net orderly liquidation value	85.00%
Current borrowing base availability	$ 19,000,000
Line of Credit \| Revolving Credit Facility \| HSBC Bank USA \| Subsequent Event
Subsequent Event [Line Items]
Credit limit on revolving loan facility	30,000,000
Accordion feature	$ 10,000,000
Line of Credit \| Term Loan \| Subsequent Event \| Loan and Security Agreement
Subsequent Event [Line Items]
Percentage of the fair market value of eligible real estate	70.00%
Fair value of real estate	$ 4,600,000
Percentage of net orderly liquidation value of machinery and equipment	85.00%
Capped value of eligible machinery and equipment	$ 7,500,000
Amortization period for real estate portion	12 years 6 months
Amortization period for machinery and equipment portion	6 years 8 months 1 day
Quarterly term loan payments	$ 373,650
Line of Credit \| Term Loan \| HSBC Bank USA \| Subsequent Event
Subsequent Event [Line Items]
Credit limit on revolving loan facility	$ 12,100,000
Line of Credit \| Capital Expenditure Draw Down Credit Facility \| Subsequent Event \| Loan and Security Agreement
Subsequent Event [Line Items]
Percentage of eligible new machinery and equipment	80.00%
Draw down period	18 months
Amortization rate for capital expenditure draw amounts outstanding	3.75%
Line of Credit \| Capital Expenditure Draw Down Credit Facility \| HSBC Bank USA \| Subsequent Event
Subsequent Event [Line Items]
Credit limit on revolving loan facility	$ 7,000,000