Business Segment Information - Additional Information (Detail)	12 Months Ended
	Oct. 31, 2014	Oct. 25, 2013	Oct. 26, 2012
Segment Reporting Information [Line Items]
Number of reporting segments	3
U.S. Government
Segment Reporting Information [Line Items]
Sales as a percentage of segment sales	4.00%	6.00%	7.00%
Advanced Materials | Operating Segments | U.S. Government
Segment Reporting Information [Line Items]
Sales as a percentage of segment sales	14.70%	19.60%	19.40%
Avionics & Controls | Operating Segments | U.S. Government
Segment Reporting Information [Line Items]
Sales as a percentage of segment sales	1.70%	3.10%	5.40%