Financial Instruments Measured at Fair Value (Details) - USD ($) $ in Thousands	1 Months Ended		12 Months Ended
	Apr. 30, 2024	Jun. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Financial Instruments Measured at Fair Value
Debt and equity securities, unrealized gain (loss)			$ (12,000)	$ 9,700	$ (5,800)
Proceeds from hedge financing activities		$ 56,700
Marubun
Financial Instruments Measured at Fair Value
Equity method investment, ownership percentage			9.00%
Fair value, measurements, recurring
Financial Instruments Measured at Fair Value
Cash equivalents			$ 10,751	8,729
Equity investments			42,907	57,625
Interest rate swap designated as fair value hedge				(454)
Foreign exchange contracts designated as net investment hedges			53,679	47,245
Total fair value assets and liabilities measured on recurring basis			107,337	113,145
Fair value, measurements, recurring | Fair value, inputs, level 1
Financial Instruments Measured at Fair Value
Cash equivalents			10,751	8,729
Equity investments			42,907	57,625
Interest rate swap designated as fair value hedge				0
Foreign exchange contracts designated as net investment hedges			0	0
Total fair value assets and liabilities measured on recurring basis			53,658	66,354
Fair value, measurements, recurring | Fair value, inputs, level 2
Financial Instruments Measured at Fair Value
Cash equivalents			0	0
Equity investments			0	0
Interest rate swap designated as fair value hedge				(454)
Foreign exchange contracts designated as net investment hedges			53,679	47,245
Total fair value assets and liabilities measured on recurring basis			53,679	46,791
Fair value, measurements, recurring | Fair value, inputs, level 3
Financial Instruments Measured at Fair Value
Cash equivalents			0	0
Equity investments			0	0
Interest rate swap designated as fair value hedge				0
Foreign exchange contracts designated as net investment hedges			0	0
Total fair value assets and liabilities measured on recurring basis			$ 0	$ 0
Interest rate swap
Financial Instruments Measured at Fair Value
Gain loss on sale of derivatives	$ 56,700
Duration of bond (years)	10 years