Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2023

Fair Value Measurements

Schedule of assets measured at fair value on a recurring basis

The Company’s assets measured at fair value on a recurring basis are summarized below (in thousands):

	Fair Value Measurements as of September 30, 2023
	Total		Level 1		Level 2		Level 3
Marketable Securities
Bonds and bond funds	$	633,538	$	—	$	633,538	$	—
Commercial paper		60,633		—		60,633		—
	$	694,171	$	—	$	694,171	$	—
Investments in Other Companies		18,465		4,380		—		14,085
Cash and Cash Equivalents		125,330		125,330		—		—
Total Assets Measured at Fair Value	$	837,966	$	129,710	$	694,171	$	14,085

	Fair Value Measurements as of December 31, 2022
	Total		Level 1		Level 2		Level 3
Marketable Securities
Bonds and bond funds	$	624,254	$	—	$	624,254	$	—
Commercial paper		319,977		—		319,977		—
	$	944,231	$	—	$	944,231	$	—
Investments in Other Companies		21,380		7,200		—		14,180
Cash and Cash Equivalents		102,984		102,984		—		—
Total Assets Measured at Fair Value	$	1,068,595	$	110,184	$	944,231	$	14,180