Stock-Based Compensation (Details 2) (USD $)	12 Months Ended
	Mar. 02, 2013		Mar. 03, 2012		Feb. 26, 2011
Nonvested share award transactions
Nonvested Number, Beginning	981,813		921,565		820,224
Number of shares, Granted	234,385		438,967	[1]	439,319	[2]
Number of shares, Vested	(305,123)		(208,426)		(328,223)
Number of shares, Canceled	(79,502)	[3]	(170,293)	[4]	(9,755)
Nonvested Number, Ending	831,573	[5]	981,813		921,565
Nonvested share award transactions, Wieghted Average Grant Date Fair Value
Weighted average grant date fair value, Beginning	$ 12.64		$ 14.54		$ 16.13
Weighted average grant date fair value, Granted	$ 15.13		$ 11.83	[1]	$ 13.26	[2]
Weighted average grant date fair value, Vested	$ 12.88		$ 15.91		$ 16.69
Weighted average grant date fair value, Canceled	$ 13.54	[3]	$ 16.81	[4]	$ 17.97
Weighted average grant date fair value, Ending	$ 13.17	[5]	$ 12.64		$ 14.54

[1] Includes 117,765 nonvested share units granted for the fiscal 2012-2014 performance period at target.

[2] Includes 193,519 nonvested share units granted for the fiscal 2011-2013 performance period at target.

[3] Includes 61,403 nonvested share units canceled under the fiscal 2010-2012 performance period because Apogee performed below target level for that performance period. Nonvested share units of 160,196 (at target) were previously granted in fiscal 2010 for this performance period.

[4] Includes 63,682 nonvested share units canceled under the fiscal 2009-2011 performance period because Apogee performed below target level for that performance period. Nonvested shares of 126,429 (at target) were previously granted in fiscal 2009 for this performance period.

[5] Includes a total of 292,118 nonvested share units granted and outstanding at target level for fiscal 2011-2013 and 2012-2014.