Note 3 - Business Change - Changes on Balance Sheet (Details) - USD ($)		Sep. 30, 2022	Jul. 01, 2022		Jun. 30, 2022		Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Land		$ 47,708,000	$ 21,208,000		$ 0
Buildings and improvements		161,695,000	158,304,000		0
Intangible lease assets		10,979,000	10,979,000		0
Construction in progress		43,973,000	46,052,000		0
Furniture, fixtures, and equipment		354,000	349,000		0
Total Operating Real Estate Investments		264,709,000	236,892,000		0
Investments, at fair value		704,475,000	804,617,000		1,129,544,000
Equity method investments		141,373,000	143,264,000		0
Life insurance policies, at fair value		66,150,000	56,440,000		0
Cash and cash equivalents		29,211,000	16,136,000		4,044,000		$ 2,238,000
Restricted cash		34,487,000	34,640,000		0		440,000
Accounts receivable, net			4,849,000		0
Accrued interest and dividends		3,653,000	4,045,000		172,000		913,000
Prepaid and other assets		6,172,000	5,414	[1]	3,896	[1]	510,000
TOTAL ASSETS		1,254,878,000	1,306,297,000		1,137,656,000		1,048,014,000
Mortgages payable, net		144,913,000	145,908,000		0
Notes payable, net		27,250,000	23,500,000		16,000,000		42,500,000
Prime brokerage borrowing		10,059,000	7,492,000		7,492,000		9,188,000
Accounts payable and other accrued liabilities		11,521,000	3,590,000		1,296,000
Accrued real estate taxes payable		3,432,000	2,323,000		0
Accrued interest payable		820,000	639,000		0		63,000
Security deposit liability		449,000	434,000		0
Prepaid rents		2,077,000	1,845,000		0
Intangible lease liabilities		6,399,000	6,770	[1]	0	[1]
Due to affiliates			928,000		0
Total Liabilities		207,821,000	193,429,000		24,788,000		53,554,000
Series A cumulative preferred shares, net of deferred financing costs			0	[2]	83,252	[2]	83,252,000
Preferred stock, $0.001 par value: 4,800,000 shares authorized; 3,359,593 shares issued and outstanding		3,000	3,000		3,000
Common stock, $0.001 par value: unlimited shares authorized; 37,171,807 shares issued and outstanding		37,000	37,000		37,000
Additional paid-in capital		998,465,000	998,557,000		915,305,000		913,920,000
Accumulated earnings less dividends		48,552,000	114,271,000		114,271,000		(2,712,000)
Total Stockholders' Equity		1,047,057,000	1,112,868,000		1,029,616,000		$ 911,208,000	$ 835,096,000	$ 791,423,000	$ 790,825,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		$ 1,254,878,000	1,306,297,000		$ 1,137,656,000
Cumulative Effect, Period of Adoption, Adjustment [Member]
Land	[1]		21,208,000
Buildings and improvements	[1]		158,304,000
Intangible lease assets	[1]		10,979,000
Construction in progress	[1]		46,052,000
Furniture, fixtures, and equipment	[1]		349,000
Total Operating Real Estate Investments			236,892,000
Investments, at fair value	[3]		(324,927,000)
Equity method investments	[4]		143,264,000
Life insurance policies, at fair value	[3]		56,440,000
Cash and cash equivalents	[1]		12,092,000
Restricted cash	[1]		34,640,000
Accounts receivable, net	[1]		4,849,000
Accrued interest and dividends	[1]		3,873,000
Prepaid and other assets	[1]		1,518
TOTAL ASSETS			168,641,000
Mortgages payable, net	[1]		145,908,000
Notes payable, net	[1]		7,500,000
Prime brokerage borrowing			0
Accounts payable and other accrued liabilities	[1]		2,294,000
Accrued real estate taxes payable	[1]		2,323,000
Accrued interest payable	[1]		639,000
Security deposit liability	[1]		434,000
Prepaid rents	[1]		1,845,000
Intangible lease liabilities	[1]		6,770
Due to affiliates	[1]		928,000
Total Liabilities			168,641,000
Series A cumulative preferred shares, net of deferred financing costs	[2]		(83,252)
Preferred stock, $0.001 par value: 4,800,000 shares authorized; 3,359,593 shares issued and outstanding			0
Common stock, $0.001 par value: unlimited shares authorized; 37,171,807 shares issued and outstanding			0
Additional paid-in capital	[2]		83,252,000
Accumulated earnings less dividends			0
Total Stockholders' Equity			83,252,000
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY			$ 168,641,000

[1] Change due to consolidation of subsidiaries that were previously accounted for at fair value.

[2] The mandatory redemption feature of the Series A Preferred Shares (defined below) expired on the Deregistration Date. As such, the Series A Preferred Shares are now accounted for as a component permanent equity.

[3] Change due to investments that were previously accounted for at fair value being consolidated or accounted for using the equity method.

[4] Change due to applying the equity method to investments that were previously carried at fair value. See Note 8 for more information on the Company's equity method investments.