Note 18 - Commitments and Contingencies - Schedule of Commitments (Details) - USD ($) $ in Thousands	Aug. 31, 2023	May 31, 2023
Long-term debt repayment	$ 372,451	$ 395,422
Total	661,587
Total, 2024	365,898
Total, 2025	35,724
Total, 2026	10,337
Total, 2027	9,287
Total, thereafter	240,341
Material Purchase Obligations [Member]
Convertible notes	3,675
Convertible notes	875
Purchase obligations, total	56,525
Purchase obligations, 2024	33,484
Purchase obligations, 2025	18,491
Purchase obligations, thereafter	0
Capital Addition Purchase Commitments [Member]
Convertible notes	0
Convertible notes	0
Purchase obligations, total	1,515
Purchase obligations, 2024	1,515
Purchase obligations, 2025	0
Purchase obligations, thereafter	0
Long-term Debt, Excluding Convertible Debentures [Member]
Long-term debt repayment	166,977	$ 161,707
Long-term debt repayment, 2024	66,829
Long-term debt repayment, 2025	17,233
Long-term debt repayment, 2026	6,662
Long-term debt repayment, 2027	8,412
Long-term debt repayment, thereafter	67,841
Convertible Debt Securities [Member]
Long-term debt repayment	436,570
Long-term debt repayment, 2024	264,070
Long-term debt repayment, 2025	0
Long-term debt repayment, thereafter	172,500
Convertible notes	0
Convertible notes	$ 0

Represents contractual obligation to be paid after year four.

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Repayments of principal after year four for long-term debt maturities.

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Amount of purchase arrangement to be paid after fourth fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. 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 contractual obligation, including, but not limited to, long-term debt, lease obligation, purchase obligation, and other commitments.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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