Note 3 - Fair Value Accounting (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block]

	Fair Value at December 31, 2021
($ in thousands)	Total		Level 1		Level 2		Level 3
Assets:
Pension assets	$	1,689	$	—	$	—	$	1,689
Totals	$	1,689	$	—	$	—	$	1,689
Liabilities:
Derivative liabilities	$	5,292	$	—	$	—	$	5,292
Totals	$	5,292	$	—	$	—	$	5,292

	Fair Value at December 31, 2020
($ in thousands)	Total		Level 1		Level 2		Level 3
Assets:
Pension assets	$	1,881	$	—	$	—	$	1,881
Totals	$	1,881	$	—	$	—	$	1,881
Liabilities:
Derivative liabilities	$	24,128	$	—	$	—	$	24,128
Totals	$	24,128	$	—	$	—	$	24,128

Schedule of Changes in Fair Value of Plan Assets [Table Text Block]

($ in thousands)	December 31, 2021			December 31, 2020
Pension assets:
Fair value at beginning of year	$	1,881		$	1,713
Return on plan assets		24			92
Company contributions and benefits paid, net		(79	)		(82	)
Effect of rate changes		(137	)		158
Fair value at end of year	$	1,689		$	1,881

Schedule of Derivative Liabilities at Fair Value [Table Text Block]

($ in thousands)	December 31, 2021			December 31, 2020
Derivative liabilities
Fair value at beginning of year	$	24,128		$	369
Derivative liability from issuance of Preferred Series D		558			26,011
Decrease in derivative liability from conversion of Preferred Series D		(585	)		—
Change in fair value included in earnings		(18,809	)		(2,252	)
Fair value at end of year	$	5,292		$	24,128