Gulf Island Fabrication, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies)
Notes Tables
Notes Details

Credit Facilities and Debt - Additional Information (Details)

v3.21.2

Credit Facilities and Debt - Additional Information (Details) - USD ($)			1 Months Ended	6 Months Ended
	Jul. 28, 2021	Sep. 29, 2020	Jul. 31, 2021	Jun. 30, 2021	Apr. 17, 2020
Line of Credit Facility [Line Items]
Maturity date				Jun. 30, 2023
Surety bonds				$ 110,800,000
Surety bonds subject to dispute				50,000,000.0
Maximum
Line of Credit Facility [Line Items]
Letter of credit facility				$ 20,000,000.0
LC Facility
Line of Credit Facility [Line Items]
Fees on undrawn borrowings (percentage)				0.40%
Outstanding letters of credit			$ 7,000,000.0	$ 10,000,000.0
LC Facility \| Subsequent Event
Line of Credit Facility [Line Items]
Letter of credit expired			7,000,000.0
Letter of Credit
Line of Credit Facility [Line Items]
Stated interest rate (percentage)				2.00%
PPP Loan
Line of Credit Facility [Line Items]
Unsecured loan amount					$ 10,000,000.0
Loan forgiveness		$ 8,900,000
PPP Loan threshold requiring an audit by the SBA					$ 2,000,000.0
PPP Loan \| Subsequent Event
Line of Credit Facility [Line Items]
Loan forgiveness			$ 8,900,000
Loan payments	$ 9,100,000

- Definition

Debt instrument payments of loan.

+ References

No definition available.

+ Details

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Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Letter of credit expired.

+ References

No definition available.

+ Details

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Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Letter of credit facility.

+ References

No definition available.

+ Details

Name:	gifi_LetterOfCreditFacility
Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

PPP loan threshold requiring audit by SBA.

+ References

No definition available.

+ Details

Name:	gifi_PPPLoanThresholdRequiringAuditBySBA
Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Surety Bonds

+ References

No definition available.

+ Details

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Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Surety bonds subject to dispute.

+ References

No definition available.

+ Details

Name:	gifi_SuretyBondsSubjectToDispute
Namespace Prefix:	gifi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Decrease for amounts of indebtedness forgiven by the holder of the debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(f))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

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

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(2))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

Name:	us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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- Details

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- Details

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- Details

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- Details

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- Details

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