Note 13 - Fair Value Measurements - Summary of Supply Commitment (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Supply Commitment, Remaining Minimum Amount Committed	$ 17,294
Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	15,437
More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	371
Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	1,486
Secured By Collateral [Member]
Supply Commitment, Remaining Minimum Amount Committed	11,132
Secured By Collateral [Member] | Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	9,581
Secured By Collateral [Member] | More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	65
Secured By Collateral [Member] | Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	1,486
Secured By Bank Lines of Credit [Member]
Supply Commitment, Remaining Minimum Amount Committed	3,881
Secured By Bank Lines of Credit [Member] | Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	3,575
Secured By Bank Lines of Credit [Member] | More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	306
Secured By Bank Lines of Credit [Member] | Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	0
Secured by Other [Member]
Supply Commitment, Remaining Minimum Amount Committed	1,624
Secured by Other [Member] | Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	1,624
Secured by Other [Member] | More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	0
Secured by Other [Member] | Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	0
Secured Debt [Member]
Supply Commitment, Remaining Minimum Amount Committed	16,637
Secured Debt [Member] | Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	14,780
Secured Debt [Member] | More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	371
Secured Debt [Member] | Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	1,486
Unsecured Debt [Member]
Supply Commitment, Remaining Minimum Amount Committed	657
Unsecured Debt [Member] | Less Than One Year [Member]
Supply Commitment, Remaining Minimum Amount Committed	657
Unsecured Debt [Member] | More Than One Year to Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	0
Unsecured Debt [Member] | Over Five Years [Member]
Supply Commitment, Remaining Minimum Amount Committed	$ 0