Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Revenues, total	$ 73,968	$ 50,955	$ 134,004	$ 89,709
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	29,932	25,352	58,197	46,825
Gross margin	44,036	25,603	75,807	42,884
Selling, general and administrative expenses	37,095	28,807	67,276	54,016
Research and development	1,356	2,200	2,552	3,671
Amortization of intangible assets	1,104	1,190	2,301	2,331
Credit loss expense (reversal), net	112	(1,872)	7,341	(1,567)
Asset impairments (see Note 16(e))	4,470		4,470
Legal judgment and arbitration awards (see Note 8)		(1,770)		(1,770)
Loss from operations	(101)	(2,952)	(8,133)	(13,797)
Realized and unrealized investment gains	30	33	64	5,281
Retirement benefits non-service expense	(138)	(116)	(277)	(230)
Interest income	417	559	919	1,142
Interest expense	(1,326)	(1,690)	(3,031)	(3,994)
Loss before taxes	(1,118)	(4,166)	(10,458)	(11,598)
Income tax expense	(3,133)	(1,946)	(5,743)	(5,014)
Net loss	(4,251)	(6,112)	(16,201)	(16,612)
Less: net loss (income) attributable to non-controlling interests	1,400	(3,099)	(259)	(7,439)
Net loss attributable to common shareholders	$ 2,851	$ (9,211)	$ (16,460)	$ (24,051)
Net loss per share attributable to common shareholders - basic and diluted:
Net loss per share - basic	$ (0.05)	$ (0.16)	$ (0.28)	$ (0.41)
Net loss per share - diluted	$ (0.05)	$ (0.16)	$ (0.28)	$ (0.41)
Technology Sales [Member]
Revenues
Revenues, total	$ 8,229	$ 15,173	$ 17,205	$ 21,348
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	4,218	6,496	10,203	11,549
Image Enhancement and Maintenance Services [Member]
Revenues
Revenues, total	44,958	24,711	81,052	46,326
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	19,953	12,357	35,696	22,121
Technology Rentals [Member]
Revenues
Revenues, total	18,525	8,130	31,186	16,489
Costs and expenses applicable to revenues
Cost and expenses applicable to revenues, total	5,761	6,499	12,298	13,155
Finance Income [Member]
Revenues
Revenues, total	$ 2,256	$ 2,941	$ 4,561	$ 5,546

The aggregate total costs related to selling a firm's products and services, as well as other general and administrative expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example, telephone expenses, internet and postal charges.) General and administrative expense include salaries of non-sales personnel, rent, utilities, communication, etc. Exclusive of direct selling expenses inclusive within the cost of sales amount.

No definition available.