Note 7 - Debt - Schedule of Debt Instruments (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
2044 Notes	$ 439,240	$ 437,203
Current portion of notes payable	1,425	1,384
Long term portion of notes payable	2,833	3,002
Other long-term liabilities	30,011	32,838
Total	439,240	437,203
Notes Payable And Other Long Term Liabilities [Member]
2044 Notes	4,258	4,386
Current portion of notes payable	1,425	1,384
Other long-term liabilities	2,833	3,002
Total	4,258	4,386
Convertible Notes [Member]
Current portion of notes payable	101,242	170
Long term portion of notes payable	77,226	173,606
Line Of Credit And Notes And Loans Payable Current Member
2044 Notes	12,145	14,849
Total	12,145	14,849
Other Noncurrent Liabilities [Member]
2044 Notes	248,627	248,578
Total	248,627	248,578
The 2025 Convertible Notes [Member]
2044 Notes	245,794	245,576
Total	245,794	245,576
The 2029 Convertible Notes [Member]
2044 Notes	178,417	173,556
Total	178,417	173,556
The 2044 Notes [Member]
2044 Notes	0	170
Total	0	170
The 2033 Senior Notes [Member]
2044 Notes	50	50
Total	50	50
Chilean and Spanish Lines of Credit [Member]
2044 Notes	10,721	13,465
Total	$ 10,721	$ 13,465