(7) Shareholders’ Equity (Tables)

12 Months Ended

Dec. 31, 2021

Equity [Abstract]

Schedule of stock purchases

	Twelve Months Ended
	December 31, 2021				December 31, 2020
		Shares		Avg. Price		Shares		Avg. Price
Open market purchases		1,639,138	$	6.98		105,017	$	3.60
Shares redeemed upon net exercise of stock options		245,743		6.95		46,909		2.86
Other		1,999,995		6.26		200,000		3.51
Total stock purchases		3,884,876	$	6.61		351,926	$	3.97

Schedule of assumptions for stock options

	Year Ended December 31,
	2021			2020			2019
Expected life (years)		4.00			4.01			4.02
Risk-free interest rate		0.49	%		0.25	%		1.53	%
Volatility		72	%		73	%		37	%
Expected dividend yield		–			–			–

Schedule of option activity

	Number of Shares (in thousands)			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term
Options outstanding at the beginning of period		15,977		$	4.46	N/A
Granted		1,460			4.95	N/A
Exercised		(2,291	)		2.64	N/A
Forfeited/Expired		(2,071	)		6.31	N/A
Options outstanding at the end of period		13,075		$	4.54	2.85 years
Options exercisable at the end of period		9,685		$	4.80	1.89 years

Schedule of options outstanding and exercisable

	Number of shares as of		Number of shares as of
	December 31, 2021		December 31, 2020
	Outstanding	Exercisable	Outstanding	Exercisable
Range of exercise prices:	(In thousands)		(In thousands)
$0.95 - $1.99	577	577	1,904	1,904
$2.00 - $2.99	1,517	489	1,570	180
$3.00 - $3.99	4,285	3,382	4,973	3,306
$4.00 - $4.99	2,870	1,410	1,540	1,217
$5.00 - $5.99	–	–	–	–
$6.00 - $6.99	2,651	2,652	4,770	4,770
$7.00 - $7.99	1,175	1,175	1,220	1,220
Total shares	13,075	9,685	15,977	12,597