Note 8 - Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Share-Based Payment Arrangement, Cost by Plan [Table Text Block]

	Year Ended December 31,
	2024		2023		2022
Cost of revenue	$	6,305	$	4,545	$	4,721
Research and development		45,626		36,611		35,355
Selling, general and administrative		153,709		108,555		120,916
Total stock-based compensation expense	$	205,640	$	149,711	$	160,992
Tax benefit related to stock-based compensation (1)	$	3,040	$	2,519	$	2,498

Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

	Time-Based RSUs					PSUs and MPSUs							MSUs					Total
	Number of Shares			Weighted-Average Grant Date Fair Value Per Share		Number of Shares					Weighted-Average Grant Date Fair Value Per Share		Number of Shares			Weighted-Average Grant Date Fair Value Per Share		Number of Shares			Weighted-Average Grant Date Fair Value Per Share
Outstanding at January 1, 2022		125		$	235.82		1,166				$	222.78		1,218		$	44.59		2,509		$	136.87
Granted		49		$	390.89		35		(1	)(2)	$	385.80		917		$	199.63		1,001		$	215.63
Vested		(61	)	$	193.18		(452	)			$	147.78		(324	)	$	23.57		(837	)	$	103.02
Forfeited		(7	)	$	316.00		(1	)			$	377.86		(6	)	$	216.37		(14	)	$	275.47
Outstanding at December 31, 2022		106		$	327.13		748				$	275.70		1,805		$	126.57		2,659		$	176.50
Granted		51		$	472.38		281		(1	)	$	449.38		31		$	330.95		363		$	444.86
Vested		(49	)	$	296.65		(543	)			$	257.24		(319	)	$	23.57		(911	)	$	177.54
Forfeited		(6	)	$	387.61		(4	)			$	315.19		(15	)	$	110.65		(25	)	$	209.23
Outstanding at December 31, 2023		102		$	411.11		482				$	397.77		1,502		$	152.89		2,086		$	222.04
Granted		33		$	653.66		369		(1	)	$	578.36		-		$	-		402		$	584.49
Vested		(46	)	$	385.06		(169	)			$	282.62		(563	)	$	68.48		(778	)	$	133.62
Forfeited		(4	)	$	482.83		(1	)			$	409.27		(1	)	$	270.15		(6	)	$	432.32
Outstanding at December 31, 2024		85		$	516.12		681				$	524.08		938		$	203.32		1,704		$	347.01