Note 7 - Leases - Future Commitments Under Long-term Leases (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
2027, finance lease	$ 474
2027, operating lease	446
2027	920
2028, finance lease	431
2028, operating lease	430
2028	861
2029, finance lease	373
2029, operating lease	326
2029	699
2030, finance lease	292
2030, operating lease	269
2030	561
2031, finance lease	95
2031, operating lease	100
2031	195
Thereafter, finance lease	329
Thereafter, operating lease	0
Thereafter	329
Total lease payments, finance lease	1,994
Total lease payments, operating lease	1,571
Total lease payments	3,565
Less: imputed interest, finance lease	379
Less: imputed interest, operating lease	181
Less: imputed interest	560
Total, finance lease	1,615	$ 1,632
Total, operating lease	1,390	1,379
Total	3,005
Less: current portion of obligations under leases, finance lease	384	384
Less: current portion of obligations under leases, operating lease	367	362
Less: current portion of obligations under leases	751
Long-term portion of obligations under leases, finance lease	1,231	1,248
Long-term portion of obligations under operating leases	1,023	$ 1,017
Long-term portion of obligations under leases	$ 2,254

Present value of lessee's discounted obligation for total lease payments, classified as current.

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Present value of lessee's discounted obligation for total lease payments, classified as noncurrent.

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Amount of lessee's undiscounted obligation for lease payments, due total.

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No definition available.

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Amount of lessee's undiscounted obligation for lease payments, due in fourth fiscal year following latest fiscal year.

+ References

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Amount of lessee's undiscounted obligation for lease payments, due in third fiscal year following latest fiscal year.

+ References

No definition available.

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Amount of lessee's total undiscounted obligation for lease payments, due in second fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments, total.

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Amount of lessee's total undiscounted obligation for lease payments, due after the fifth fiscal year following latest fiscal year.

+ References

No definition available.

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Amount of lessee's total undiscounted obligation for lease payments, due in next fiscal year following latest fiscal year.

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Amount of lessee's undiscounted obligation for lease payments, due in fifth fiscal year following latest fiscal year.

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No definition available.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease.

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Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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Present value of lessee's discounted obligation for lease payments from operating lease.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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