Note 10 - Debt (Details Textual) $ in Thousands, ر.س in Millions, د.إ in Millions, ج.م. in Millions, $ in Millions					9 Months Ended
	Sep. 17, 2021 USD ($)	Apr. 14, 2021 USD ($)	Jul. 28, 2016	Jun. 19, 2012 USD ($)	Oct. 31, 2022 USD ($)	Oct. 31, 2022 CAD ($)	Oct. 31, 2021 USD ($)	Oct. 31, 2022 AED (د.إ)	Oct. 31, 2022 EGP (ج.م.)	Aug. 31, 2022 EGP (ج.م.)	Mar. 31, 2022 USD ($)	Mar. 31, 2022 SAR (ر.س)	Jan. 31, 2022 USD ($)	Dec. 31, 2021 EGP (ج.م.)	Jun. 30, 2021 EGP (ج.م.)	Nov. 30, 2020	Sep. 20, 2018 USD ($)
Debt and Lease Obligation, Total					$ 28,000								$ 21,900
Line of Credit, Current					7,133								634
Proceeds from Sale of Property, Plant, and Equipment, Total					117		$ 44
Repayments of Secured Debt					(0)		$ 4,823
Finance Lease, Liability, Noncurrent					9,244								9,327
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					9,200
Mortgage Note Secured by Tennessee Manufacturing Facility [Member]
Repayments of Secured Debt		$ 900
Proceeds from Issuance of Secured Debt				$ 1,800
Debt Instrument, Issuance Date				Jun. 19, 2012
Canadian Mortgage Note [Member]
Debt Instrument, Maturity Date			Dec. 23, 2042
Proceeds from Issuance of Secured Debt					$ 4,700	$ 6.5
Debt Instrument, Interest Rate, Effective Percentage					7.30%			7.30%	7.30%
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]
Line of Credit Facility, Maximum Borrowing Capacity	$ 18,000																$ 18,000
Debt Instrument, Term (Year)	5 years
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage	0.25%
Line of Credit, Current					$ 7,100								600
Line of Credit Facility, Interest Rate at Period End					7.25%			7.25%	7.25%
Line of Credit Facility, Current Borrowing Capacity					$ 7,900								$ 8,500
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] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate	2.00%
Revolving Lines, North America [Member] | London Interbank Offered Rate (LIBOR) [Member] | Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate	2.50%
Foreign Revolving Lines [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 21,900
Line of Credit Facility, Guaranteed Amount											$ 600
Letters of Credit Outstanding, Amount					3,200
Proceeds from Issuance of Debt					6,600
Line of Credit Facility, Remaining Borrowing Capacity					12,100
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																5.05%
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					6.99%			6.99%	6.99%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Middle Eastern Subsidiaries, 3 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 300			د.إ 1.0
Line of Credit Facility, Interest Rate at Period End					6.99%			6.99%	6.99%
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					6.53%			6.53%	6.53%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 4,100										ج.م. 100.0
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries 2 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 600				ج.م. 13.5					ج.م. 28.2
Line of Credit Facility, Interest Rate at Period End					8.00%			8.00%	8.00%
Foreign Revolving Lines [Member] | Revolving Credit Lines Used by Egypt Subsidiaries 3 [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 4,100					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											$ 5,300	ر.س 20
Line of Credit Facility, Interest Rate at Period End											7.43%	7.43%
Foreign Revolving Lines [Member] | Minimum [Member]
Line of Credit Facility, Interest Rate at Period End					5.05%			5.05%	5.05%
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					8.00%			8.00%	8.00%
Foreign Revolving Lines [Member] | Weighted Average [Member]
Line of Credit Facility, Interest Rate at Period End					7.36%			7.36%	7.36%
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] | SIBOR [Member]
Debt Instrument, Basis Spread on Variable Rate					3.50%	3.50%