Note 8 - Noncontrolling Interest - Clyra Medical (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Other Ownership Interests [Table Text Block]

Shareholder	Shares		Percent
BioLargo, Inc.		51,249		58	%
Sanatio Capital		18,704		21	%
Other		19,118		21	%
Total		89,071

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	June 30, 2022		December 31, 2021
Accounts payable and accrued expense	$	478	$	349
Accrued interest		25		25
Accrued payroll		160		185
Total accounts payable and accrued expenses	$	663	$	559

Clyra Medical [Member]

Notes Tables

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	June 30, 2022		December 31, 2021
Accounts payable and accrued expense	$	189	$	149
Accrued interest		6		51
Accrued payroll		—		30
Total Clyra Medical accounts payable and accrued expenses	$	195	$	230