Financial Instruments and Fair Value Measurements - Amount of Gains Recognized in Accumulated Other Comprehensive Income ("AOCI") Net of Reclassification into Earnings (Details) - USD ($) $ in Millions	1 Months Ended	2 Months Ended	8 Months Ended
	Sep. 30, 2021	Sep. 07, 2021	Sep. 07, 2021
Cash Flow Hedging [Member]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Interest Rate Swap	$ 0.0	$ 0.0	$ 5.3