Note 13 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

Fair Value, by Balance Sheet Grouping [Table Text Block]

	March 31, 2023				December 31, 2022
	Carrying Value		Fair Value		Carrying Value		Fair Value
Notes payable, net (1)	$	6,778,050	$	5,870,915	$	6,780,969	$	5,837,401
Mortgages payable, net (2)	$	374,285	$	316,139	$	376,917	$	311,659

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

	Balance at March 31, 2023		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	451,583	$	451,583	$	-	$	-
Liabilities:
Embedded derivative liability	$	56,000	$	-	$	-	$	56,000

	Balance at December 31, 2022		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	597,732	$	597,732	$	-	$	-
Liabilities:
Embedded derivative liability	$	56,000	$	-	$	-	$	56,000

	Balance at March 31, 2023		Level 1		Level 2		Level 3
Real estate	$	15,479	$	-	$	-	$	15,479