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Debt (Details) $ in Thousands, € in Millions, £ in Millions		1 Months Ended		12 Months Ended
Debt (Details) $ in Thousands, € in Millions, £ in Millions	Nov. 30, 2022 EUR (€)	Nov. 30, 2023 USD ($) Note	Aug. 31, 2023	Dec. 31, 2023 USD ($) Interest / Debt	Nov. 30, 2023 EUR (€)	Nov. 30, 2023 GBP (£)	May 31, 2023 USD ($)	May 31, 2023 EUR (€)	Dec. 31, 2022 USD ($)
Long term debt [Abstract]
Long term debt				$ 645,432					$ 631,092
Less debt fees				(230)					(260)
Less current portion				(117)					(501)
Long-term debt				645,085					630,331
Number of U.S. Dollar-denominated notes \| Note		3
Maximum borrowing capacity				85,000
Aggregate amounts of contractual maturities of long-term debt [Abstract]
2024				249,849
2025				56,795
2026				61,013
2027				79,135
2028				119,144
Thereafter				79,149
Total long-term debt maturities				645,085
Stand-by letters of credit outstanding				6,200					2,800
Short-term borrowings [Abstract]
Short-term borrowings				13,460					20,373
Current maturities of long-term debt				$ 117					$ 501
Weighted-average interest rates on short-term borrowings				6.58%					5.47%
Minimum [Member]
Long term debt [Abstract]
Maturity date				Aug. 30, 2023
Interest coverage, required \| Interest / Debt				3
Maximum [Member]
Long term debt [Abstract]
Maturity date				Aug. 30, 2024
Debt to EBITDA, required \| Interest / Debt				3.5
SOFR Adjustment [Member]
Long term debt [Abstract]
Interest rate			0.10%
Applicable Margin [Member]
Long term debt [Abstract]
Interest rate on secured loan			0.70%
Revolving Credit Facility [Member]
Long term debt [Abstract]
Long term debt				$ 111,039					$ 225,469
Average interest rate				5.74%					3.01%
Long term debt additional disclosures [Abstract]
Remaining borrowing capacity				$ 317,800
Other Line of Credit Facility [Member]
Long term debt additional disclosures [Abstract]
Remaining borrowing capacity				32,200
3.66% Senior Notes due November 2023 [Member]
Long term debt [Abstract]
Long term debt				$ 0					$ 75,000
Senior notes		$ 75,000
Maturity date				Nov. 30, 2023
Interest rate on secured loan		3.66%		3.66%	3.66%	3.66%
3.65% Senior Notes due May 2024 [Member]
Long term debt [Abstract]
Long term debt				$ 27,000					27,000
Maturity date				May 31, 2024
Interest rate on secured loan				3.65%
4.19% Senior Notes due November 2025 [Member]
Long term debt [Abstract]
Long term debt				$ 25,000					25,000
Maturity date				Nov. 30, 2025
Interest rate on secured loan				4.19%
6.08% Senior Notes Due November 2026 [Member]
Long term debt [Abstract]
Long term debt				$ 35,000					0
Senior notes		$ 35,000
Maturity date				Nov. 30, 2026
Interest rate on secured loan		6.08%		6.08%	6.08%	6.08%
6.14% Senior Notes due November 2027 [Member]
Long term debt [Abstract]
Long term debt				$ 35,000					0
Senior notes		$ 35,000
Maturity date				Nov. 30, 2027
Interest rate on secured loan		6.14%		6.14%	6.14%	6.14%
4.94% Senior Notes due May 2028 [Member]
Long term debt [Abstract]
Long term debt				$ 75,000					0
Maturity date				May 31, 2028
Interest rate on secured loan				4.94%
6.34% Senior Notes due November 2029 [Member]
Long term debt [Abstract]
Long term debt				$ 35,000					0
Senior notes		$ 35,000
Maturity date				Nov. 30, 2029
Interest rate on secured loan		6.34%		6.34%	6.34%	6.34%
3.06% Euro-denominated Senior Notes due November 2023 [Member]
Long term debt [Abstract]
Long term debt				$ 0					40,945
Senior notes \| €					€ 38.2
Maturity date				Nov. 30, 2023
Interest rate on secured loan		3.06%		3.06%	3.06%	3.06%
1.27% Euro-denominated Senior Notes due May 2024 [Member]
Long term debt [Abstract]
Long term debt				$ 55,194					53,527
Maturity date				May 31, 2024
Interest rate on secured loan				1.27%
1.71% Euro-denominated Senior Notes due May 2027 [Member]
Long term debt [Abstract]
Long term debt				$ 44,155					42,822
Maturity date				May 31, 2027
Interest rate on secured loan				1.71%
4.15% Euro-denominated Senior Notes due May 2028 [Member]
Long term debt [Abstract]
Long term debt				$ 44,155					0
Maturity date				May 31, 2028
Interest rate on secured loan				4.15%
4.62% Euro-denominated Senior Notes due November 2029 [Member]
Long term debt [Abstract]
Long term debt				$ 44,155					0
Senior notes \| €					€ 40.0
Maturity date				Nov. 30, 2029
Interest rate on secured loan		4.62%		4.62%	4.62%	4.62%
2.53% British Pound-denominated Notes due November 2023 [Member]
Long term debt [Abstract]
Long term debt				$ 0					30,208
Senior notes \| £						£ 25
Maturity date				Nov. 30, 2023
Interest rate on secured loan		2.53%		2.53%	2.53%	2.53%
2.76% British Pound-denominated Notes due November 2025 [Member]
Long term debt [Abstract]
Long term debt				$ 31,827					30,208
Maturity date				Nov. 30, 2025
Interest rate on secured loan				2.76%
Euro Denominated Term Loan [Member]
Long term debt [Abstract]
Long term debt				$ 82,790					80,291
Average interest rate				4.49%
Maturity date				Nov. 30, 2024
Unsecured debt \| €	€ 75.0
Various Other Notes [Member]
Long term debt [Abstract]
Long term debt				$ 117					622
1.85% Euro-denominated Senior Notes due November 2022 [Member]
Long term debt [Abstract]
Maturity date				Nov. 30, 2022
Interest rate on secured loan	1.85%
Repayment of debt \| €	€ 66.9
Dollar [Member]
Long term debt [Abstract]
Senior notes		$ 105
Euro [Member]
Long term debt [Abstract]
Senior notes \| €					€ 40.0
U.S. Credit Facilities [Member]
Short-term borrowings [Abstract]
Short-term borrowings				$ 13,343					$ 19,872
Senior Notes [Member]
Long term debt [Abstract]
Debt term				5 years
Maturity date				May 31, 2028
Senior Notes [Member] \| Dollar [Member]
Long term debt [Abstract]
Senior notes							$ 75
Interest rate on secured loan							4.94%	4.94%
Senior Notes [Member] \| Euro [Member]
Long term debt [Abstract]
Senior notes \| €								€ 40.0
Interest rate on secured loan							4.15%	4.15%