Significant Accounting Policies - Fair Value Measurements (Details) $ in Millions	Sep. 30, 2023 USD ($) item	Dec. 31, 2022 USD ($)
Fair Value Measurements
Number of investments for which fair value is measured on a recurring basis using Level 3 inputs \| item	0
Level 2 \| Recurring
Fair Value Measurements
Interest rate swap agreements and foreign currency forward contracts, gross asset balance	$ 64.5	$ 15.8
Interest rate swap agreements and foreign currency forward contracts, gross liability balance	$ 2.9	$ 8.6

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

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Balance Type:	credit
Period Type:	instant