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Note 10 - Distributions - Distribution Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended	12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Distributions declared per share (in dollars per share)	$ 0.33	$ 0.30		$ 1.28
Dividends, cash	$ 3,035			$ 32,659
Dividends, shares (in shares)	6,894			61,859
Dividends, stock	$ 81			$ 754
June 15, 2023 Dividend [Member] | Forecast [Member]
Distributions declared per share (in dollars per share)			$ 0.11
July 17, 2023 Dividend [Member] | Forecast [Member]
Distributions declared per share (in dollars per share)			0.11
First 2/23/2023 Dividend [Member]
Record date	May 18, 2023
Payment date	Jun. 14, 2023
Distributions declared per share (in dollars per share)	$ 0.11
Dividends, cash	$ 0
Dividends, shares (in shares)	0
Dividends, stock	$ 0
August 16, 2023 Dividend [Member] | Forecast [Member]
Distributions declared per share (in dollars per share)			$ 0.11
Second 2/23/2023 Dividend [Member]
Record date	Apr. 18, 2023
Payment date	May 16, 2023
Distributions declared per share (in dollars per share)	$ 0.11
Dividends, cash	$ 0
Dividends, shares (in shares)	0
Dividends, stock	$ 0
Third 2/23/2023 Dividend [Member]
Record date	Mar. 17, 2023
Payment date	Apr. 14, 2023
Distributions declared per share (in dollars per share)	$ 0.11
Dividends, cash	$ 3,035
Dividends, shares (in shares)	6,894
Dividends, stock	$ 81
First 10/28/2022 Dividend [Member]
Record date				Feb. 17, 2023
Payment date				Mar. 15, 2023
Distributions declared per share (in dollars per share)				$ 0.11
Dividends, cash				$ 3,040
Dividends, shares (in shares)				6,764
Dividends, stock				$ 75
Second 10/28/2022 Dividend [Member]
Record date				Jan. 18, 2023
Payment date				Feb. 15, 2023
Distributions declared per share (in dollars per share)				$ 0.11
Dividends, cash				$ 3,021
Dividends, shares (in shares)				5,754
Dividends, stock				$ 74
Third 10/28/2022 Dividend [Member]
Record date				Dec. 19, 2022
Payment date				Jan. 13, 2023
Distributions declared per share (in dollars per share)				$ 0.11
Dividends, cash				$ 2,978
Dividends, shares (in shares)				5,618
Dividends, stock				$ 69
Fourth 10/28/2022 Dividend [Member]
Record date				Nov. 17, 2022
Payment date				Dec. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.05
Dividends, cash				$ 1,319
Dividends, shares (in shares)				2,171
Dividends, stock				$ 27
First 7/29/2022 Dividend [Member]
Record date				Nov. 17, 2022
Payment date				Dec. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,638
Dividends, shares (in shares)				4,341
Dividends, stock				$ 57
Second 7/29/2022 Dividend [Member]
Record date				Oct. 18, 2022
Payment date				Nov. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,580
Dividends, shares (in shares)				4,621
Dividends, stock				$ 60
Third 7/29/2022 Dividend [Member]
Record date				Sep. 19, 2022
Payment date				Oct. 14, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,558
Dividends, shares (in shares)				7,703
Dividends, stock				$ 81
First 4/29/22 Dividend [Member]
Record date				Aug. 18, 2022
Payment date				Sep. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,528
Dividends, shares (in shares)				4,925
Dividends, stock				$ 60
Second 4/29/2022 Dividend [Member]
Record date				Jul. 19, 2022
Payment date				Aug. 16, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,484
Dividends, shares (in shares)				3,939
Dividends, stock				$ 55
Third 4/29/2022 Dividend [Member]
Record date				Jun. 17, 2022
Payment date				Jul. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,434
Dividends, shares (in shares)				4,286
Dividends, stock				$ 51
First 2/25/2022 Dividend [Member]
Record date				May 18, 2022
Payment date				Jun. 15, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,378
Dividends, shares (in shares)				4,428
Dividends, stock				$ 50
Second 2/25/2022 Dividend [Member]
Record date				Apr. 19, 2022
Payment date				May 16, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,349
Dividends, shares (in shares)				4,088
Dividends, stock				$ 49
Third 2/25/2022 Dividend [Member]
Record date				Mar. 18, 2022
Payment date				Apr. 14, 2022
Distributions declared per share (in dollars per share)				$ 0.10
Dividends, cash				$ 2,352
Dividends, shares (in shares)				3,221
Dividends, stock				$ 46

X

- Definition

Aggregate dividends declared during the period for each share of common stock outstanding.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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