Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 4,018,000	$ 4,177,000
Accounts receivable, net of allowance for credit losses of $2,000 ($149,000 at December 31, 2022)	368,000	1,865,000
Inventories	1,821,000	3,334,000
Prepaid expenses and other current assets	718,000	1,508,000
Total current assets	6,925,000	10,884,000
Inventories, non-current	772,000	1,003,000
Equipment and leasehold improvements, net	2,523,000	1,254,000
Right-of-use operating lease assets, net	190,000	372,000
Goodwill	781,000	781,000
Intangible assets, net	1,262,000	1,286,000
Other assets	255,000	256,000
Total assets	15,921,000	19,386,000
Accounts payable	591,000	820,000
Accrued payroll and related expenses	451,000	399,000
Deferred revenue – short-term	818,000	782,000
Convertible promissory note – related party	4,817,000	5,777,000
Interest payable – related party	225,000	1,492,000
Convertible promissory note, net	456,000	962,000
Other current liabilities	1,532,000	1,277,000
Total current liabilities	8,890,000	11,509,000
Operating lease obligations – long-term		131,000
Deferred revenue – long-term	680,000	911,000
Other noncurrent liabilities	17,000	17,000
Total liabilities	12,658,000	16,063,000
Commitments and Contingencies
Common stock, $0.001 par value; 350,000,000 shares authorized; 3,136,504 issued and outstanding (1,037,138 at December 31, 2022)	3,000	1,000
Additional paid in capital	281,632,000	270,377,000
Accumulated deficit	(277,154,000)	(266,193,000)
Accumulated other comprehensive loss	114,000	111,000
Total ThermoGenesis Holdings, Inc. stockholders’ equity	4,595,000	4,296,000
Noncontrolling interests	(1,332,000)	(973,000)
Total equity	3,263,000	3,323,000
Total liabilities and equity	15,921,000	19,386,000
Lease Agreement with Z3 Investment LLC [Member]
Current assets:
Right-of-use operating lease assets, net	3,213,000	3,550,000
Operating lease obligations – long-term	$ 3,071,000	$ 3,495,000