Fair Value Measurements and Investments - Schedule of Financial Assets and Liabilities Recorded at Fair Value on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	$ 13,020	$ 14,950
Deferred compensation plan, Liabilities	(1,674)	(1,515)
Liabilities fair value, Total	(10,174)	(1,515)
Lattus [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Liabilities fair value, Total	(8,500)
Convertible Loan Agreements [Member] | Neo Medical [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	6,760	7,140
Preferred Equity Securities [Member] | Neo Medical [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	4,951	6,084
Other Investments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	1,309	1,726
Fair Value, Inputs, Level 2 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	4,951	6,084
Deferred compensation plan, Liabilities	(1,674)	(1,515)
Liabilities fair value, Total	(1,674)	(1,515)
Fair Value, Inputs, Level 2 [Member] | Preferred Equity Securities [Member] | Neo Medical [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	4,951	6,084
Fair Value, Inputs, Level 3 [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	8,069	7,140
Fair Value, Inputs, Level 3 [Member] | Lattus [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Liabilities fair value, Total	(8,500)
Fair Value, Inputs, Level 3 [Member] | Convertible Loan Agreements [Member] | Neo Medical [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	6,760	7,140
Fair Value, Inputs, Level 3 [Member] | Other Investments [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets fair value	$ 1,309	$ 1,726