Represents the number of aircraft to be purchased under the agreement.

No definition available.

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Namespace Prefix:	skyw_
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Balance Type:	na
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- Definition

Represents the number of aircraft to be replaced.

+ References

No definition available.

+ Details

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Namespace Prefix:	skyw_
Data Type:	xbrli:integerItemType
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Period Type:	duration

- Definition

Represents the special charges and write down value of assets related to aircrafts and facilities.

+ References

No definition available.

+ Details

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

- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=123351718&loc=d3e2420-110228

+ Details

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

- Definition

The loss recognized on termination of a contract.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 912
-SubTopic 275
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=123375686&loc=d3e54681-109401

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

+ Details

Name:	us-gaap_SeveranceCosts1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

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Data Type:	na
Balance Type:
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- Details

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- Details

Name:	us-gaap_TypeOfArrangementAxis=skyw_DeltaCapacityPurchaseAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_AircraftTypeAxis=skyw_E175Member
Namespace Prefix:
Data Type:	na
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Special Items (Details) $ in Thousands	12 Months Ended
Special Items (Details) $ in Thousands	Jun. 30, 2023 aircraft	Dec. 31, 2021 USD ($) aircraft	Dec. 31, 2019 USD ($)
Parts credit			$ 18,508
Employee severance			3,361
Total Special items		$ 84,592	$ 21,869
CRJ 900
Impairment charges		$ 84,592
Sky West Airlines Inc [Member] \| CRJ 900 \| Forecast
Number of aircraft to be replaced \| aircraft	16
Sky West Airlines Inc [Member] \| Delta Capacity Purchase Agreement \| E175 [Member]
Number of aircraft under purchase agreement \| aircraft		16