Consolidated Statements Of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Feb. 29, 2012	Feb. 28, 2011
Consolidated Statements Of Operations [Abstract]
Net Sales	$ 275.9	$ 271.9
Cost of goods sold	215.0	219.8
Gross Profit	60.9	52.1
Selling, general and administrative	29.5	27.4
Depreciation and amortization	8.0	8.0
Restructuring and severance	0.5	0.8
Interest expense	9.5	9.3
Deferred financing fees write-off		1.0
Acquisition and integration related expense		1.9
Other expense (income), net	(0.8)	(0.5)
Total operating expenses	46.7	47.9
Income From Continuing Operations Before Income Taxes	14.2	4.2
Income tax expense	3.5	2.7
Income From Continuing Operations	10.7	1.5
Discontinued Operations
Loss from discontinued operations (net of tax)	(3.2)	(0.5)
Gain on sale of discontinued operations (net of tax)	6.0
Total discontinued operations	2.8	(0.5)
Net Income	$ 13.5	$ 1.0
Income Per Share
Basic and Diluted income from continuing operations per share	$ 0.23	$ 0.03
Basic and Diluted income (loss) from discontinued operations per share	$ 0.06	$ (0.01)
Basic and Diluted Net Income Per Share	$ 0.29	$ 0.02