Subsequent Events (Details) - Subsequent event $ / shares in Units, $ in Millions	Feb. 03, 2025 USD ($) position $ / shares
Subsequent events
Total expected restructuring costs	$ 22.0
Number of positions eliminated \| position	96
Costs of severance benefits	$ 18.0
Positions of net headcount \| position	68
Non-cash charges	$ 16.0
Capital expenditures	1.0
I-CON Systems
Subsequent events
Aggregate consideration, net	70.6
Cash paid, net of cash acquired	$ 2.5
O 2024 Q4 Dividends
Subsequent events
Dividends date declared	Feb. 03, 2025
Dividends payable date to be paid	Mar. 14, 2025
Dividends payable date of record	Feb. 28, 2025
O 2024 Q4 Dividends \| Class A
Subsequent events
Quarterly dividend declared (in dollars per share) \| $ / shares	$ 0.43
O 2024 Q4 Dividends \| Class B
Subsequent events
Quarterly dividend declared (in dollars per share) \| $ / shares	$ 0.43

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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