Condensed Consolidated Statement of Shareholders' Equity Statement - USD ($) $ in Millions		Total	Performance Units [Member]
Other comprehensive income (loss)		$ 20.5
Retained earnings, beginning of period at Feb. 28, 2020		1,011.3
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		19.5
Dividends paid		(31.8)
Retained earnings, end of period at Nov. 27, 2020		993.1
Accumulated other comprehensive income (loss), beginning of period at Feb. 28, 2020		(69.3)
Accumulated Other Comprehensive Income (Loss), End of Period at Nov. 27, 2020		(48.8)
Additional paid-in capital, beginning of period at Feb. 28, 2020	[1]	28.4
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuances	[1]	0.6
Common stock repurchases	[1]	(36.8)
APIC, Share-based Payment Arrangement, Recognition and Exercise		(11.3)
Performance and restricted stock units expense (credit)		0.0
Additional paid-in capital, end of period at Nov. 27, 2020	[1]	$ 3.5
Common shares outstanding, beginning of period at Feb. 28, 2020		117,202,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock repurchases		(3,288,795)
Stock Issued During Period, Shares, New Issues		48,241	931,364
Common shares outstanding, end of period at Nov. 27, 2020		114,892,810
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased Retained Earnings, Value [Line Items]		$ (5.9)
Other comprehensive income (loss)		7.5
Retained earnings, beginning of period at Aug. 28, 2020		1,002.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		2.1
Dividends paid		(11.7)
Retained earnings, end of period at Nov. 27, 2020		993.1
Accumulated other comprehensive income (loss), beginning of period at Aug. 28, 2020		(56.3)
Accumulated Other Comprehensive Income (Loss), End of Period at Nov. 27, 2020		(48.8)
Additional paid-in capital, beginning of period at Aug. 28, 2020	[1]	1.7
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuances	[1]	0.2
Common stock repurchases	[1]	(0.4)
APIC, Share-based Payment Arrangement, Recognition and Exercise		2.0
Performance and restricted stock units expense (credit)		0.0
Additional paid-in capital, end of period at Nov. 27, 2020	[1]	$ 3.5
Common shares outstanding, beginning of period at Aug. 28, 2020		114,776,546
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock repurchases		(44,201)
Stock Issued During Period, Shares, New Issues		21,351	139,114
Common shares outstanding, end of period at Nov. 27, 2020		114,892,810
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased Retained Earnings, Value [Line Items]		$ 0.0
Stockholders' Equity Attributable to Parent		947.8
Stockholders' Equity Attributable to Parent		960.5
Other comprehensive income (loss)		(23.6)
Retained earnings, beginning of period at Feb. 26, 2021		988.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		6.2
Dividends paid		(45.9)
Retained earnings, end of period at Nov. 26, 2021		920.2
Accumulated other comprehensive income (loss), beginning of period at Feb. 26, 2021		(40.0)
Accumulated Other Comprehensive Income (Loss), End of Period at Nov. 26, 2021		(63.6)
Additional paid-in capital, beginning of period at Feb. 26, 2021	[1]	12.5
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuances	[1]	0.6
Common stock repurchases	[1]	(27.7)
APIC, Share-based Payment Arrangement, Recognition and Exercise		14.6
Performance and restricted stock units expense (credit)		(1.8)
Additional paid-in capital, end of period at Nov. 26, 2021	[1]	$ 0.0
Common shares outstanding, beginning of period at Feb. 26, 2021		114,908,676
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock repurchases		(3,991,083)
Stock Issued During Period, Shares, New Issues		43,406	1,217,210
Common shares outstanding, end of period at Nov. 26, 2021		112,178,209
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased Retained Earnings, Value [Line Items]		$ (26.3)
Other comprehensive income (loss)		(12.7)
Retained earnings, beginning of period at Aug. 27, 2021		952.2
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income		9.6
Dividends paid		(16.7)
Retained earnings, end of period at Nov. 26, 2021		920.2
Accumulated other comprehensive income (loss), beginning of period at Aug. 27, 2021		(50.9)
Accumulated Other Comprehensive Income (Loss), End of Period at Nov. 26, 2021		(63.6)
Additional paid-in capital, beginning of period at Aug. 27, 2021	[1]	0.0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issuances	[1]	0.2
Common stock repurchases	[1]	0.0
APIC, Share-based Payment Arrangement, Recognition and Exercise		0.2
Performance and restricted stock units expense (credit)		1.8
Additional paid-in capital, end of period at Nov. 26, 2021	[1]	$ 0.0
Common shares outstanding, beginning of period at Aug. 27, 2021		113,821,358
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock repurchases		(1,764,083)
Stock Issued During Period, Shares, New Issues		16,109	104,825
Common shares outstanding, end of period at Nov. 26, 2021		112,178,209
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock Repurchased Retained Earnings, Value [Line Items]		$ (23.1)
Stockholders' Equity Attributable to Parent		$ 856.6

[1] Shares of our Class A and Class B common stock have no par value; thus, there are no balances for common stock.