Note 8 - Leases (Details) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) lease	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Lessee, Lease, Description [Line Items]
Number of operating leases | lease		2
Increase (decrease) in operating lease right of use asset	$ 1,000
Increase (decrease) in operating lease liability	$ 1,000
Amortization of right of use assets with finance lease		$ 10,400	$ 8,500	$ 4,800
Interest expense recognized for financing lease liabilities		900	600	400
Operating lease expenses		400	200	$ 200
Short term lease cost		350
Financing lease right-of-use assets, net		12,437	10,282
Operating lease right-of-use of assets		$ 1,324	$ 540
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]		Other Assets, Noncurrent	Other Assets, Noncurrent
Total right-of-use assets		$ 13,761	$ 10,822
Current portion of financing lease obligations		6,218	5,456
Operating lease liability, Current		$ 290	$ 134
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]		Accrued Liabilities, Current	Accrued Liabilities, Current
Long-term financing lease obligations		$ 7,517	$ 4,915
Operating lease liability, Non-current		$ 1,091	$ 450
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]		Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Present value of lease obligations		$ 15,116	$ 10,955
Operating lease, term of contract		5 years
Minimum
Lessee, Lease, Description [Line Items]
Term of financing leases		3 years
Minimum | Office Space
Lessee, Lease, Description [Line Items]
Operating lease, term of contract		5 years
Maximum
Lessee, Lease, Description [Line Items]
Term of financing leases		5 years
Maximum | Office Space
Lessee, Lease, Description [Line Items]
Operating lease, term of contract		6 years