Investments (Narrative) (Details)		3 Months Ended
	Jul. 31, 2023 USD ($)	Mar. 31, 2024 USD ($) shares	Mar. 31, 2023 USD ($) investment shares	Dec. 31, 2023 USD ($) investment shares	May 19, 2023	Apr. 12, 2022 USD ($)
Equity Securities [Line Items]
Equity securities, shares owned (in shares) | shares		1,000,000		1,000,000
Carrying value of investment		$ 16,400,000		$ 27,100,000
Number of shares sold in transaction (in shares) | shares		0	52,393
Gross unrealized gains		$ 600,000		$ 700,000
Investments in an unrealized loss position | investment			0	0
Impairment losses		0	$ 0
Loss from equity method investment, net of income taxes		(645,000)	$ (9,182,000)
Equity method investments		99,000,000		$ 99,900,000
Xyla, Inc.
Equity Securities [Line Items]
Payments to acquire equity securities without readily determinable fair value	$ 25,000,000.0
Equity securities without readily determinable fair value		25,300,000		25,300,000
Corporate Debt Securities
Equity Securities [Line Items]
Debt securities, available-for-sale, coupon rate					6.00%	4.00%
Debt securities, available-for-sale						$ 15,000,000
Carrying value of investment		$ 15,600,000		$ 15,700,000
Corporate Debt Securities | Minimum
Equity Securities [Line Items]
Debt securities, available-for-sale, term		1 year		1 year
Corporate Debt Securities | Maximum
Equity Securities [Line Items]
Debt securities, available-for-sale, term		5 years		5 years