The length of the term associated with the severance payments.

No definition available.

Name:	kool_PaymentTermsSeveranceCompensation
Namespace Prefix:	kool_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

This line item represents the minimum period of warranty that an entity offers on all of its products.

+ References

No definition available.

+ Details

Name:	kool_PeriodOfWarrantyOnProducts
Namespace Prefix:	kool_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of the potential severance costs.

+ References

No definition available.

+ Details

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

- Definition

Description of minimum financial levels (for example, tangible net worth and working capital) and achievement of certain financial ratios, and adherence to certain clauses which must be met in order to avoid default. May also include a discussion of the adverse consequences that would result if the entity violates or fails to satisfy the covenants.

+ References

No definition available.

+ Details

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Namespace Prefix:	kool_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Total expenses comprised of severance charges, other benefits, and the acceleration/vesting of stock related to the termination of certain employment agreements.

+ References

No definition available.

+ Details

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Namespace Prefix:	kool_
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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)(10)
-URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 5.P.3)
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747

+ Details

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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:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Note 4 - Commitments and Contingencies (Details Textual) - USD ($) $ in Thousands		3 Months Ended	6 Months Ended
	Nov. 03, 2016	Dec. 31, 2016	Dec. 31, 2016	Sep. 30, 2015
Short Term Investment Minimum				$ 2,000
Payment Terms, Severance Compensation			1 year
Severance Costs		$ 1,200
Chief Executive Officer [Member]
Termination Costs, Total	$ 1,400
Key Executives [Member]
Potential Severance Costs			$ 506
Minimum [Member]
Period Of Warranty On Products			1 year
Maximum [Member]
Period Of Warranty On Products			2 years