Note 12 - Leases (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]

	BioLargo
Year ending	Corp / ONM			BLEST			Total
December 31, 2025		82			79			161
December 31, 2026		166			160			326
December 31, 2027		113			163			276
December 31, 2028		—			166			166
December 31, 2029		—			170			170
Thereafter		—			494			494
Total minimum lease payments	$	361		$	1,232		$	1,593
Less imputed interest		(64	)		(552	)		(616	)
Total operating lease liabilities	$	297		$	680		$	977