Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Oct. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Quarterly Financial Data

	First		Second		Third		Fourth
2016:
Sales	$	372,220	$	437,592	$	489,899	$	509,283
Gross margin		196,907		248,405		273,220		274,967
Net income		41,161		70,601		84,214		75,867
Earnings per share:
Basic		0.72		1.24		1.48		1.33
Diluted		0.72		1.23		1.46		1.31
2015:
Sales	$	379,008	$	400,727	$	462,731	$	446,200
Gross margin		208,721		221,890		248,492		234,861
Net income		42,885		49,214		69,388		49,624
Earnings per share:
Basic		0.69		0.81		1.15		0.84
Diluted		0.69		0.80		1.14		0.84