Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues
Revenues, total	$ 86,946	$ 60,036
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	36,895	28,265
Gross margin	50,051	31,771
Selling, general and administrative expenses	34,148	30,181
Research and development	1,855	1,197
Amortization of intangible assets	1,074	1,196
Credit loss expense, net	220	7,229
Executive transition costs	1,353
Income (loss) from operations	11,401	(8,032)
Realized and unrealized investment gains	44	34
Retirement benefits non-service expense	(77)	(139)
Interest income	407	502
Interest expense	(1,767)	(1,705)
Income (loss) before taxes	10,008	(9,340)
Income tax expense	(4,885)	(2,610)
Net income (loss)	5,123	(11,950)
Less: net income attributable to non-controlling interests	(2,669)	(1,659)
Net income (loss) attributable to common shareholders	$ 2,454	$ (13,609)
Net income (loss) per share attributable to common shareholders - basic and diluted:
Net income (loss) per share attributable to common shareholders - basic	$ 0.05	$ (0.23)
Net income (loss) per share attributable to common shareholders - diluted	$ 0.04	$ (0.23)
Weighted average shares outstanding - basic	54,064	58,574
Weighted average shares outstanding - diluted	54,991	58,574
Technology Sales [Member]
Revenues
Revenues, total	$ 17,822	$ 8,976
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	7,232	5,985
Image Enhancement and Maintenance Services [Member]
Revenues
Revenues, total	47,127	36,094
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	23,085	15,743
Technology Rentals [Member]
Revenues
Revenues, total	20,058	12,661
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	6,578	6,537
Finance Income [Member]
Revenues
Revenues, total	$ 1,939	$ 2,305