Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueAfterFourthFullFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For operating leases having an initial or remaining non-cancelable lease term in excess of one year, required rental payments due within the first full fiscal year following the date of the most recent balance sheet.

No definition available.

Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueFirstFullFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For operating leases having an initial or remaining non-cancelable lease term in excess of one year, required rental payments due within the fourth full fiscal year following the date of the latest balance sheet.

No definition available.

Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueFourthFullFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For operating leases having an initial or remaining non-cancelable lease term in excess of one year, required rental payments due within the remainder of the fiscal year following the date of the most recent balance sheet.

No definition available.

Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueRemainderOfFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For operating leases having an initial or remaining non-cancelable lease term in excess of one year, required rental payments due within the second full fiscal year following the date of the most recent balance sheet.

No definition available.

Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueSecondFullFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

For operating leases having an initial or remaining non-cancelable lease term in excess of one year, required rental payments due within the third full fiscal year following the date of the most recent balance sheet.

No definition available.

Name:	skyw_OperatingLeasesFutureMinimumPaymentsDueThirdFullFiscalYear
Namespace Prefix:	skyw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Represents the number of aircrafts leased by the entity during the period.

No definition available.

Name:	skyw_OperatingLeasesNumberOfAircraftLeased
Namespace Prefix:	skyw_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Details

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

The total of future contractually required payments on leases defined as operating.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 122

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph b(i)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717