Long-Term Debt (Details Narrative) - USD ($)	1 Months Ended	3 Months Ended		12 Months Ended
	Mar. 31, 2021	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2019	Dec. 31, 2022	Mar. 19, 2021	Feb. 06, 2019
Line of Credit Facility [Line Items]
Outstanding letters of credit		$ 562,000
Principal sum		178,594,000			$ 178,557,000
Debt cost amortization		37,000	$ 37,000
Capitalized interest costs		$ 406,000	$ 674,000
Dock 79 Loan [Member]
Line of Credit Facility [Line Items]
Principal sum						$ 92,070,000
Fixed interest rate						3.03%
Debt description	Either loan may be prepaid subsequent to April 1, 2024, subject to yield maintenance premiums. Either loan may be transferred to a qualified buyer as part of a one-time sale subject to a 60% loan to value, minimum of 7.5% debt yield and a 0.75% transfer fee
Maren [Member]
Line of Credit Facility [Line Items]
Principal sum						$ 88,000,000
Fixed interest rate						3.03%
Wells Fargo Level I [Member]
Line of Credit Facility [Line Items]
Interest rate spread		1.50%
Commitment fee		0.25%
Wells Fargo Level I I [Member]
Line of Credit Facility [Line Items]
Interest rate spread		1.25%
Commitment fee		0.20%
Wells Fargo Level I I I [Member]
Line of Credit Facility [Line Items]
Interest rate spread		1.00%
Commitment fee		0.15%
Wells Fargo [Member]
Line of Credit Facility [Line Items]
Revolver term				5 years
Maximum facility amount							$ 20,000,000
Outstanding revolver		$ 0
Outstanding letters of credit		562,000
Available for borrowing		$ 19,438,000
Letter of credit fee		1.00%
Applicable interest rate		5.84029%
Dividend limit		$ 249,000,000
Covenant compliance		all