Accounting Receivable, Allowance For Credit Loss, Amount Recorded In Net Income Of Associated Company

No definition available.

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

- Definition

Accounting Receivable, Allowance For Credit Loss, Transfers

+ References

No definition available.

+ Details

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

- Definition

Accounts Receivable, Allowance For Credit Loss, Reclassification

+ References

No definition available.

+ Details

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

- Definition

Amount of allowance for credit loss on accounts receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 13
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

+ 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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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=123419778&loc=SL6759159-111685

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Period Type:	duration

- Details

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- Details

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- Details

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INVESTMENT IN ASSOCIATED COMPANIES - Movement in allowance for expected credit losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2012
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 9,171
Ending balance	6,988	$ 9,171
Equity method investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	3,421
Reclassification to owned vessels within the associate	(1,896)
Transferred from associates	(569)
Allowance recorded in net income of associated company	(560)
Ending balance	$ 396	$ 3,421
River Box
Financing Receivable, Allowance for Credit Loss [Line Items]
Participation in equity method investee (percent)	49.90%	49.90%
River Box \| Equity method investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 786
Reclassification to owned vessels within the associate	0
Transferred from associates	0
Allowance recorded in net income of associated company	(390)
Ending balance	396	$ 786
SFL Hercules
Financing Receivable, Allowance for Credit Loss [Line Items]
Participation in equity method investee (percent)		100.00%	100.00%	100.00%
SFL Hercules \| Equity method investment
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	2,635
Reclassification to owned vessels within the associate	(1,896)
Transferred from associates	(569)
Allowance recorded in net income of associated company	(170)
Ending balance	$ 0	$ 2,635