Note G - Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Finite and Indefinite Intangible Assets [Table Text Block]

	As of June 30, 2022				As of December 31, 2021
	Gross carrying amount		Accumulated amortization		Gross carrying amount		Accumulated amortization
Value of in-place leases	$	2,564,000	$	1,459,000	$	2,398,000	$	1,311,000
Value of lease commissions		165,000		93,000		152,000		82,000
Value of indefinite lived contract (1)		3,160,000		--		3,160,000		--
Value of technology		4,136,000		343,000		4,046,000		133,000
Total intangible assets	$	10,025,000	$	1,895,000	$	9,756,000	$	1,526,000

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Six Months Ended June 30, 2022	Acquired in-place leases		Lease commissions		Technology
2022 (Remainder)	$	157,000	$	12,000	$	221,000
2023		320,000		24,000		427,000
2024		303,000		21,000		427,000
2025		189,000		10,000		427,000
2026		107,000		4,000		427,000
Thereafter		29,000		1,000		1,864,000
	$	1,105,000	$	72,000	$	3,793,000