Fair Value Measurements - Additional Information (Detail) - USD ($)	Jul. 01, 2021	Sep. 30, 2021	Dec. 31, 2020
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Carrying value		$ 40,000,000	$ 192,434,000
DEG Vietnam Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Carrying value		5,000,000	6,250,000
Fair value		5,116,000	6,360,000
Beckmann & Egle Industrieelektronik GmbH
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Medical business segment unit amount acquired	$ 2,827,000
Fair Value, Recurring Basis
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial assets, fair value		0	0
Financial liabilities, fair value		0	0
Fair Value, Nonrecurring Basis
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Financial assets, fair value		0	0
Financial liabilities, fair value		$ 0	$ 0