Reportable Segments (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Nov. 22, 2024	Nov. 24, 2023	Nov. 22, 2024	Nov. 24, 2023	Feb. 23, 2024
Reportable Segments [Abstract]
Segment Reporting, Factors Used to Identify Entity's Reportable Segments			The Americas segment serves customers in the U.S., Canada, the Caribbean Islands and Latin America with a comprehensive portfolio of furniture, architectural, textile and surface imaging products that are marketed to corporate, government, healthcare, education and retail customers primarily through the Steelcase, AMQ, Coalesse, Designtex, HALCON, Orangebox, Smith System and Viccarbe brands.The International segment serves customers in EMEA and Asia Pacific with a comprehensive portfolio of furniture and architectural products that are marketed to corporate, government, healthcare, education and retail customers primarily through the Steelcase, Coalesse, Orangebox, Smith System and Viccarbe brands.
Segment Reporting Information [Line Items]
Revenue	$ 794.9	$ 777.9	$ 2,378.0	$ 2,384.4
Gross Profit	265.4	252.3	795.2	770.3
Operating income	41.0	43.8	148.6	92.1
Total assets	2,321.1		2,321.1		$ 2,236.7
Goodwill	273.8		273.8		274.8
Americas [Member]
Segment Reporting Information [Line Items]
Revenue	614.7	586.1	1,857.1	1,838.2
Gross Profit	214.6	192.8	649.5	612.3
Operating income	46.5	37.2	167.0	117.0
Total assets	1,810.3		1,810.3		1,705.5
Goodwill	265.4		265.4		266.1
International
Segment Reporting Information [Line Items]
Revenue	180.2	191.8	520.9	546.2
Gross Profit	50.8	59.5	145.7	158.0
Operating income	(5.5)	$ 6.6	(18.4)	$ (24.9)
Total assets	510.8		510.8		531.2
Goodwill	$ 8.4		$ 8.4		$ 8.7