Note 13 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands					3 Months Ended		6 Months Ended
	Jun. 26, 2024	Apr. 08, 2023	Apr. 08, 2022	Apr. 08, 2021	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Jan. 16, 2021	Dec. 31, 2020	Dec. 31, 2019
Payments for Repurchase of Common Stock							$ 105,000
Share Repurchase Agreement [Member] | Samsung [Member]
Stock Repurchased and Retired During Period, Shares (in shares)				35,000,000
Payments for Repurchase of Common Stock				$ 1,500,000
Number of Shares Held by Counter Party subject to Seven Year Lock-up Period (in shares)				58,000,000
Share Repurchase Program, Remaining Authorized, Number of Shares (in shares)				22,000,000
Share Repurchase Agreement, Make-whole payment, Cap, Percentage				5.00%
Liabilities for Freestanding Written Put Option					$ 0		0
The 2018 and 2019 Repurchase Programs [Member] | Samsung [Member]
Payments for Repurchase of Common Stock		$ 507,000	$ 507,000	$ 507,000
The 2019 Repurchase Program [Member]
Payments for Repurchase of Common Stock					105,400		105,400
Stock Repurchase Program, Authorized Amount											$ 5,000,000
Share Repurchase Program, Remaining Authorized, Amount					$ 3,200,000		$ 3,200,000
Stock Repurchased During Period, Shares (in shares)					3,000,000	0	3,000,000	0
Series A Convertible Preferred Stock [Member]
Preferred Stock, Shares Outstanding (in shares)										2,300
Preferred Stock, Convertible, Shares Issuable (in shares)									115,000,000
Converted from Preferred Stock [Member]
Common Stock, Shares, Outstanding (in shares)				80,000,000
O2024Q3Dividends [Member]
Dividends Payable, Amount Per Share (in dollars per share)	$ 0.28
Dividends Payable, Date Declared	Jun. 26, 2024
Dividends Payable, Date to be Paid	Sep. 27, 2024