Note 7 - Leases - Future Commitments Under Long-term Leases (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
2027, finance lease	$ 441
2027, operating lease	438
2027	879
2028, finance lease	400
2028, operating lease	353
2028	753
2029, finance lease	331
2029, operating lease	282
2029	613
2030, finance lease	143
2030, operating lease	137
2030	280
2031, finance lease	15
2031, operating lease	19
2031	34
Thereafter, finance lease	331
Thereafter, operating lease	0
Thereafter	331
Total lease payments, finance lease	1,661
Total lease payments, operating lease	1,229
Total lease payments	2,890
Less: imputed interest, finance lease	336
Less: imputed interest, operating lease	139
Less: imputed interest	475
Total, finance lease	1,325	$ 1,632
Total, operating lease	1,090	1,379
Total	2,415
Less: current portion of obligations under leases, finance lease	364	384
Less: current portion of obligations under leases, operating lease	373	362
Less: current portion of obligations under leases	737
Long-term portion of obligations under leases, finance lease	961	1,248
Long-term portion of obligations under operating leases	717	$ 1,017
Long-term portion of obligations under leases	$ 1,678

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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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.

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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.

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

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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).

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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).

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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 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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