Shareholders' Equity - Components of Changes in Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	$ 336,934	$ 356,864	$ 327,631
Ending Balance	336,860	336,934	356,864
Other Investments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Other comprehensive income (loss)	101
Ending Balance	101
Convertible Loan [Member] | Neo Medical SA [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	711	1,419
Other comprehensive income (loss)	294	(942)	1,881
Income taxes		234	(462)
Ending Balance	1,005	711	1,419
Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(711)	1,833	(3,039)
Other comprehensive income (loss)	(1,771)	(2,544)	4,872
Ending Balance	(2,482)	(711)	1,833
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance		3,252	(3,039)
Other comprehensive income (loss)	(1,376)	(3,486)	6,753
Income taxes		$ 234	(462)
Ending Balance	$ (1,376)		$ 3,252