Note 2 - Commitments and Contingencies (Details Textual) $ in Millions	6 Months Ended
Dec. 31, 2015 USD ($)
Minimum [Member]
Period Of Warranty On Products	1 year
Maximum [Member]
Period Of Warranty On Products Maximum	2 years
Short Term Investment Minimum	$ 2

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.

No definition available.

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