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Note 17 - Subsequent Events (Details Textual) - Subsequent Event [Member]	1 Months Ended
	Apr. 30, 2025 a
HIO Lease [Member]
Area of Real Estate Property (Acre)	13
Lessee, Operating Lease, Term of Contract (Year)	35 years
Lessee, Operating Lease, Start of Term, Period From Expiration of Diligence Period (Month)	18 months
Lessee, Operating Lease, Renewal Term (Year)	10 years
SWF Lease [Member]
Area of Real Estate Property (Acre)	16
Lessee, Operating Lease, Term of Contract (Year)	30 years
Lessee, Operating Lease, Renewal Term (Year)	15 years
Lessee, Operating Lease, Start of Term, Period From Receipt of Environmental Approvals (Month)	36 months
Lessee, Operating Lease, Number of Renewal Options	3

X

- Definition

The number of renewal options under the operating lease of the lessee.

+ References

No definition available.

+ Details

Name:	skyh_LesseeOperatingLeaseNumberOfRenewalOptions
Namespace Prefix:	skyh_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The period from expiration of the diligence period for start of term of operating lease of the lessee.

+ References

No definition available.

+ Details

Name:	skyh_LesseeOperatingLeaseStartOfTermPeriodFromExpirationOfDiligencePeriod
Namespace Prefix:	skyh_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The period from the receipt of environmental approvals for start of term of the operating lease of the lessee.

+ References

No definition available.

+ Details

Name:	skyh_LesseeOperatingLeaseStartOfTermPeriodFromReceiptOfEnvironmentalApprovals
Namespace Prefix:	skyh_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

Name:	us-gaap_AreaOfRealEstateProperty
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

+ Details

Name:	us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

+ Details

Name:	us-gaap_LesseeOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

X

- Details

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

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=skyh_HIOLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LeaseContractualTermAxis=skyh_SWFLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: