Fair Value Narrative (Details) $ in Millions	9 Months Ended
	Nov. 22, 2024 USD ($)	Nov. 22, 2024 EUR (€)	Feb. 23, 2024 USD ($)	Nov. 24, 2023 USD ($)	Feb. 24, 2023 USD ($)
Fair Value Disclosures [Abstract]
Debt, Long-term and Short-term, Combined Amount	$ 446.9		$ 446.3
Long-term Debt, Fair Value	430.6		423.0
Short-Term Investments	41.1		0.0
Short-Term Investments, Cost Basis	40.7
Unrealized Gain (Loss) on Investments	0.4
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One	8.5
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five	32.6
Business Combination, Contingent Consideration, Liability	13.7
Fair Value, Option, Quantitative Disclosures [Line Items]
Restricted Cash	7.2		7.3	$ 7.1	$ 6.8
Business Combination, Contingent Consideration, Asset, Current | €		€ 13.0
Fair Value, Recurring [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	365.2		318.6
Restricted Cash	7.2		7.3
Assets, Fair Value Disclosure	416.7		329.5
Liabilities, Fair Value Disclosure	(3.7)		(0.5)
Fair Value, Recurring [Member] | Debt Security, Corporate, US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	17.9
Fair Value, Recurring [Member] | Debt Security, Corporate, Non-US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	6.0
Fair Value, Recurring [Member] | Asset-backed Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	9.2
Fair Value, Recurring [Member] | US Treasury Securities
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	7.9
Fair Value, Recurring [Member] | Foreign Exchange Contract [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Foreign exchange forward contracts	0.5		0.8
Foreign exchange forward contracts	(3.7)		(0.5)
Fair Value, Recurring [Member] | Auction Rate Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Auction rate security	2.8		2.8
Fair Value, Recurring [Member] | Contingent Consideration Type [Domain]
Fair Value Disclosures [Abstract]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Option, Quantitative Disclosures [Line Items]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	365.2		318.6
Restricted Cash	7.2		7.3
Assets, Fair Value Disclosure	380.3		325.9
Liabilities, Fair Value Disclosure	0.0		0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Debt Security, Corporate, US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Debt Security, Corporate, Non-US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Asset-backed Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | US Treasury Securities
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	7.9
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Foreign exchange forward contracts	0.0		0.0
Foreign exchange forward contracts	0.0		0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Auction Rate Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Auction rate security	0.0		0.0
Fair Value, Inputs, Level 1 | Fair Value, Recurring [Member] | Contingent Consideration Type [Domain]
Fair Value Disclosures [Abstract]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Option, Quantitative Disclosures [Line Items]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	0.0		0.0
Restricted Cash	0.0		0.0
Assets, Fair Value Disclosure	33.6		0.8
Liabilities, Fair Value Disclosure	(3.7)		(0.5)
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Debt Security, Corporate, US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	17.9
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Debt Security, Corporate, Non-US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	6.0
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Asset-backed Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	9.2
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | US Treasury Securities
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Foreign exchange forward contracts	0.5		0.8
Foreign exchange forward contracts	(3.7)		(0.5)
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Auction Rate Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Auction rate security	0.0		0.0
Fair Value, Inputs, Level 2 | Fair Value, Recurring [Member] | Contingent Consideration Type [Domain]
Fair Value Disclosures [Abstract]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Option, Quantitative Disclosures [Line Items]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Cash and cash equivalents	0.0		0.0
Restricted Cash	0.0		0.0
Assets, Fair Value Disclosure	2.8		2.8
Liabilities, Fair Value Disclosure	0.0		0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Debt Security, Corporate, US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Debt Security, Corporate, Non-US
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Asset-backed Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | US Treasury Securities
Fair Value, Option, Quantitative Disclosures [Line Items]
Investments, Fair Value Disclosure	0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Foreign Exchange Contract [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Foreign exchange forward contracts	0.0		0.0
Foreign exchange forward contracts	0.0		0.0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Auction Rate Securities [Member]
Fair Value, Option, Quantitative Disclosures [Line Items]
Auction rate security	2.8		2.8
Fair Value, Inputs, Level 3 [Member] | Fair Value, Recurring [Member] | Contingent Consideration Type [Domain]
Fair Value Disclosures [Abstract]
Contingent Consideration Classified as Equity, Fair Value Disclosure	0.0		0.0
Fair Value, Option, Quantitative Disclosures [Line Items]
Contingent Consideration Classified as Equity, Fair Value Disclosure	$ 0.0		$ 0.0