Note 3 - Stock-based Compensation - Stock-based Compensation Plan Expenses (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share based compensation expense		$ 52,306	$ 37,992	$ 98,232	$ 75,001
Tax benefit related to stock-based compensation	[1]	798	663	1,506	1,086
Cost of Sales [Member]
Share based compensation expense		1,611	1,150	3,009	2,297
Research and Development Expense [Member]
Share based compensation expense		11,682	9,313	22,129	17,927
Selling, General and Administrative Expenses [Member]
Share based compensation expense		$ 39,013	$ 27,529	$ 73,094	$ 54,777

[1] Amount reflects the tax benefit related to stock-based compensation recorded for equity awards that are expected to generate tax deductions when they vest in future periods. Equity awards granted to the Company’s executive officers are subject to the tax deduction limitations set by Section 162(m) of the Internal Revenue Code.