Note 9 - Fortress Preferred Equity Investment - (Details Textual) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
	Nov. 22, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Conversion of Stock [Line Items]
Capitalized Preferred Return				$ (4,907)	$ 0
Common stock, shares par value		$ 0.01		$ 0.01		$ 0.01
Derivative fair value adjustment		$ 194	$ 805	$ 15	$ 2,570
Fortress [Member]
Conversion of Stock [Line Items]
Preferred Investor Investment Commitment Amount	$ 80,000
Annual return percentage on initial capital contribution	12.00%
Cumulative annual return percentage, paid current	5.00%
Initial capital contribution annual return percetage deferred	7.00%
Initial increase in interest rate percentage of capitalized preferred return	4.75%
Initial increase in interest rate percentage of capitalized preferred return each year	1.00%
Capitalized Preferred Return				6,000
Fortress [Member] | Preferred Investor [Member]
Conversion of Stock [Line Items]
Current Preferred Return		1,100		2,100
Fortress [Member] | Preferred Interest After 22 November 2027 [Member]
Conversion of Stock [Line Items]
Increase in preferred return each year	3.00%
Fortress [Member] | November 22, 2027 [Member]
Conversion of Stock [Line Items]
Interest Percentage of Preferred Return	19.00%
Fortress [Member] | No QPO [Member]
Conversion of Stock [Line Items]
Additional interest on the applicable preferred rate after November 22, 2027	4.00%
Fortress [Member] | Additional Paid-In Capital [Member]
Conversion of Stock [Line Items]
Capitalized Preferred Return		2,500		4,900
Fortress Preferred Equity Investment [Member]
Conversion of Stock [Line Items]
Derivative fair value adjustment		(100)		300
Derivative liability		$ 900		$ 900		$ 1,200