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Note 15 - Stock Option Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

		Year Ended December 31,
		2022				2021				2020
Volatility			34.9	%			35.7	%			39.0	%
Risk-free interest rate			3.4	%			0.8	%			1.8	%
Expected life (in years)			4.60				4.60				4.54
Dividend yield			0.0	%			0.0	%			0.0	%
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant		$	14.93			$	24.83			$	19.98

		Year Ended December 31,
		2022				2021				2020
Volatility			40.7	%			N/A				N/A
Risk-free interest rate			4.4	%			N/A				N/A
Expected life (in years)			4.16				N/A				N/A
Dividend yield			0.0	%			N/A				N/A
The weighted average grant date fair value for options issued, with the exercise price equal to fair value of subsidiary shares on the date of grant		$	0.49				N/A				N/A

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

		Year Ended December 31, 2022								Year Ended December 31, 2021								Year Ended December 31, 2020
		Number of shares				Weighted average exercise price per share				Number of shares				Weighted average exercise price per share				Number of shares				Weighted average exercise price per share
Outstanding, beginning of period			904,151			$	64.36				845,020			$	55.31				754,497			$	49.94
Granted			262,980				42.15				282,625				79.30				239,325				61.21
Exercised			(40,459	)			31.95				(179,321	)			45.04				(113,132	)			30.53
Forfeited			(55,234	)			68.11				(41,240	)			65.72				(26,468	)			60.29
Expired			(34,690	)			58.92				(2,933	)			60.70				(9,202	)			58.96
Outstanding, end of period			1,036,748				59.97				904,151				64.36				845,020				55.31
Options exercisable, end of period			520,679			$	62.74				415,925			$	56.44				401,345			$	49.21

Year Ended December 31, 2022

Year Ended December 31, 2021

Year Ended December 31, 2020

Number of shares

Weighted average exercise price per share

Number of shares

Weighted average exercise price per share

Number of shares

Weighted average exercise price per share

Outstanding, beginning of period

-

$

-

N/A

N/A

N/A

N/A

Granted

15,975,528

1.27

N/A

N/A

N/A

N/A

Exercised

-

-

N/A

N/A

N/A

N/A

Forfeited

-

-

N/A

N/A

N/A

N/A

Expired

-

-

N/A

N/A

N/A

N/A

Outstanding, end of period

15,975,528

1.27

N/A

N/A

N/A

N/A

Options exercisable, end of period

-

$

-

N/A

N/A

N/A

N/A

Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block]

		Options outstanding																	Options exercisable
Exercise price		Number outstanding				Weighted average exercise price per share				Weighted average remaining contractual life (years)				Aggregate intrinsic value					Number exercisable				Weighted average exercise price per share				Weighted average remaining contractual life (years)				Aggregate intrinsic value
$30.70 - $30.74			20,000			$	30.71				6.9			$	64					-			$	-				-			$	-
$40.04 - $48.00			236,830				42.37				6.1				-					7,000				47.29				2.1				-
$51.82 - $59.98			198,508				55.72				1.7				-					192,958				55.72				1.6				-
$60.01 - $68.41			316,485				62.08				3.6				-					222,878				62.67				3.3				-
$70.13 - $79.51			248,425				78.41				5.2				-					90,906				77.59				4.9				-
$80.61 - $82.07			16,500				81.27				5.8				-					6,937				81.60				5.8				-
			1,036,748			$	59.97				4.3			$	64					520,679			$	62.74				3.0			$	-

		Options outstanding																Options exercisable
Exercise price		Number outstanding				Weighted average exercise price per share				Weighted average remaining contractual life (years)				Aggregate intrinsic value				Number exercisable				Weighted average exercise price per share				Weighted average remaining contractual life (years)				Aggregate intrinsic value
$0.00 - $1.27			15,975,528			$	1.27				6.9			$	-			$	-			$	-				-			$	-
			15,975,528			$	1.27				6.9			$	-			$	-			$	-				-			$	-

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

		Year Ended December 31,
		2022				2021				2020
Network expenses		$	399			$	531			$	472
Sales and marketing			1,498				1,941				1,678
Technical operations and development			545				824				756
General and administrative			3,337				1,296				812
		$	5,779			$	4,592			$	3,718

		Year Ended December 31,
		2022				2021				2020
Network expenses		$	104			$	-			$	-
Sales and marketing			508				-				-
Technical operations and development			407				-				-
General and administrative			801				-				-
		$	1,820			$	-			$	-

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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