Note 9 - Debt (Details Textual) $ in Thousands, ر.س in Millions, د.إ in Millions, ج.م. in Millions, $ in Millions					3 Months Ended
	Sep. 17, 2021 USD ($)	Apr. 14, 2021 USD ($)	Sep. 20, 2018 USD ($)	Jul. 28, 2016	Apr. 30, 2023 USD ($)	Apr. 30, 2023 CAD ($)	Apr. 30, 2022 USD ($)	May 31, 2023 SAR (ر.س)	Apr. 30, 2023 AED (د.إ)	Apr. 30, 2023 EGP (ج.م.)	Jan. 31, 2023 USD ($)	Nov. 30, 2022 USD ($)	Aug. 31, 2022 EGP (ج.م.)	Mar. 31, 2022 SAR (ر.س)	Dec. 31, 2021 EGP (ج.م.)	Jun. 30, 2021 USD ($)	Jun. 30, 2021 EGP (ج.م.)
Debt and Lease Obligation					$ 27,000						$ 24,300
Line of Credit, Current					4,067						4,387
Proceeds from Sale of Property, Plant, and Equipment, Total					0		$ 70
UNITED ARAB EMIRATES
Foreign Earnings Repatriated		$ 800
Land and Buildings in Lebanon, Tennessee [Member]
Lessee, Finance Lease, Term of Contract (Year)		15 years
Lessee, Finance Lease, Annual Rent Increase, Percentage		2.00%
Lessee, Finance Lease, Number of Options to Extend		4
Lessee, Finance Lease, Renewal Term (Year)		5 years
Lessee, Finance Lease, Discount Rate		8.00%
Finance Lease, Liability, Noncurrent					9,184						9,215
Mortgage Note Secured by Tennessee Manufacturing Facility [Member]
Repayments of Secured Debt		$ 900
Canadian Mortgage Note [Member]
Debt Instrument, Maturity Date				Dec. 23, 2042
Proceeds from Issuance of Secured Debt					$ 4,600	$ 6.3
Debt Instrument, Interest Rate, Effective Percentage					8.60%				8.60%	8.60%
Land and Buildings in Lebanon, Tennessee [Member]
Disposal Group, Including Discontinued Operation, Consideration		10,400
Proceeds from Sale of Property, Plant, and Equipment, Total		$ 9,100
Maximum [Member]
Foreign Earnings Repatriated					$ 100
Revolving Lines, North America [Member]
Debt Instrument, Term (Year)	5 years		3 years
Line of Credit Facility, Maximum Borrowing Capacity	$ 18,000		$ 18,000
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage	0.25%
Line of Credit, Current					$ 4,100						4,400
Line of Credit Facility, Interest Rate at Period End					9.00%				9.00%	9.00%
Line of Credit Facility, Current Borrowing Capacity					$ 7,500						$ 9,900
Revolving Lines, North America [Member] | North American Loan Parties [Member]
Line of Credit Facility, Capital Expenditures Restrictions	$ 5,000
Line of Credit Facility, Common Stock Repurchase Restrictions	$ 3,000
Line of Credit Facility, Fixed Charge Coverage Ratio Required	1.10				1.10	1.10
Line of Credit Facility, Covenant Terms, EBITDA Ratio, Minimum Undrawn Availability for Five Consecutive Days	$ 3,000
Line of Credit Facility, Covenant Terms, EBITDA Ratio, Minimum Undrawn Availability	$ 2,000
Line of Credit Facility, Default, Additional Interest Rate	2.00%
Revolving Lines, North America [Member] | Base Rate [Member] | Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate	1.00%
Revolving Lines, North America [Member] | Base Rate [Member] | Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate	1.50%
Revolving Lines, North America [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
Revolving Lines, North America [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Minimum [Member] | Additional SOFR Adjustment Based on Interest Period [Member]
Debt Instrument, Basis Spread on Variable Rate	0.10%
Revolving Lines, North America [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate	2.50%
Revolving Lines, North America [Member] | Secured Overnight Financing Rate (SOFR) [Member] | Maximum [Member] | Additional SOFR Adjustment Based on Interest Period [Member]
Debt Instrument, Basis Spread on Variable Rate	0.25%
Foreign Revolving Lines [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 21,200
Line of Credit Facility, Guaranteed Amount					1,200
Letters of Credit Outstanding, Amount					2,700
Proceeds from Issuance of Debt					8,900
Line of Credit Facility, Remaining Borrowing Capacity					10,000
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Middle Eastern Subsidiaries, 1 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 2,200				د.إ 8.0
Line of Credit Facility, Interest Rate at Period End					8.40%				8.40%	8.40%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Middle Eastern Subsidiaries, 2 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 4,800				د.إ 17.5
Line of Credit Facility, Interest Rate at Period End					8.40%				8.40%	8.40%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Middle Eastern Subsidiaries, 4 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 500				د.إ 2.0
Line of Credit Facility, Interest Rate at Period End					8.70%				8.70%	8.70%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries [Member]
Line of Credit Facility, Maximum Borrowing Capacity																$ 3,200	ج.م. 100.0
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries 2 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 300					ج.م. 8.9		$ 0			ج.م. 28.2
Line of Credit Facility, Interest Rate at Period End					8.00%				8.00%	8.00%					21.10%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries 3 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 3,200								ج.م. 100.0
Line of Credit Facility, Interest Rate at Period End					8.00%				8.00%	8.00%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Saudi Arabian Subsidiary [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 6,700									ر.س 25
Foreign Revolving Lines [Member] | Renewal of Revolving Credit Lines Used by Saudi Arabian Subsidiary [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 9,900
Line of Credit Facility, Interest Rate at Period End					9.20%				9.20%	9.20%
Foreign Revolving Lines [Member] | Renewal of Revolving Credit Lines Used by Saudi Arabian Subsidiary [Member] | Subsequent Event [Member]
Line of Credit Facility, Maximum Borrowing Capacity | ر.س								ر.س 37
Foreign Revolving Lines [Member] | Minimum [Member]
Line of Credit Facility, Interest Rate at Period End					8.00%				8.00%	8.00%
Debt Instrument, Interest Rate, Stated Percentage					4.50%				4.50%	4.50%
Foreign Revolving Lines [Member] | Maximum [Member]
Line of Credit Facility, Interest Rate at Period End					21.10%				21.10%	21.10%
Foreign Revolving Lines [Member] | Weighted Average [Member]
Line of Credit Facility, Interest Rate at Period End					11.50%				11.50%	11.50%
Foreign Revolving Lines [Member] | EIBOR [Member] | Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate					3.00%	3.00%
Foreign Revolving Lines [Member] | EIBOR [Member] | Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate					3.50%	3.50%
Foreign Revolving Lines [Member] | Central Bank of Eqypt (CBE) Rate [Member]
Debt Instrument, Basis Spread on Variable Rate					3.50%	3.50%
Foreign Revolving Lines [Member] | SIBOR [Member]
Debt Instrument, Basis Spread on Variable Rate					3.50%	3.50%