Refers to the percentage of entity' (acquirer) shares of common stock to be owned by acquiree's shareholders.

No definition available.

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- Definition

The net cash inflow from the additional capital contribution to the entity after payment for issuance costs.

+ References

No definition available.

+ Details

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- Definition

A measure of both a company's efficiency and its short-term financial health. The working capital is calculated as: Working Capital= Current Asset - Current Liabilities.

+ References

No definition available.

+ Details

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
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Balance Type:	debit
Period Type:	instant

- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

+ References

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- Definition

The amount of the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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Balance Type:	credit
Period Type:	duration

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Balance Type:	credit
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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- Definition

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Balance Type:	credit
Period Type:	instant

- Definition

Per share or per unit amount of equity securities issued.

+ References

No definition available.

+ Details

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Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of new stock issued during the period.

+ References

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+ Details

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- Details

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- Details

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- Details

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Note 1 - Description of Business and Basis of Presentation (Details Textual) - USD ($)					3 Months Ended	6 Months Ended	12 Months Ended
	Dec. 01, 2017	Jul. 07, 2017	Aug. 22, 2016	Aug. 03, 2016	Mar. 21, 2018	Dec. 31, 2017	Jun. 30, 2017	Jun. 30, 2016	Mar. 06, 2017
Stock Issued During Period, Shares, New Issues	898,402			600,000
Shares Issued, Price Per Share	$ 3			$ 4.10
Proceeds from Issuance of Common Stock, Net	$ 2,368,000			$ 2,092,000		$ 2,368,000	$ 2,092,000	$ 2,463,000
Payments to Acquire Businesses, Gross						1,000,000
Debt Conversion, Original Debt, Amount			$ 23,903,000
Debt Conversion, Converted Instrument, Shares Issued			6,102,941
Cash and Cash Equivalents, at Carrying Value						3,513,000	3,623,000	5,835,000
Working Capital						5,990,000
Retained Earnings (Accumulated Deficit)						$ (187,640,000)	$ (185,357,000)	$ (156,262,000)
ThermoGenesis [Member]
Noncontrolling Interest, Ownership Percentage by Parent						80.00%
SynGen [Member]
Percentage Of Common Stock Issued To Acquiree Shareholders		20.00%				20.00%
Payments to Acquire Businesses, Gross		$ 1,000,000
ThermoGenesis [Member] \| SynGen [Member]
Percentage Of Common Stock Issued To Acquiree Shareholders		20.00%
Payments to Acquire Businesses, Gross		$ 1,000,000
Boyalife Investment Fund II, Inc. [Member] \| Revolving Credit Facility [Member]
Long-term Line of Credit						$ 6,700,000
Line of Credit Facility, Maximum Borrowing Capacity						$ 10,000,000			$ 5,000,000
Boyalife Investment Fund II, Inc. [Member] \| Revolving Credit Facility [Member] \| Subsequent Event [Member]
Proceeds from Lines of Credit					$ 500,000