Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Statement of Comprehensive Income [Abstract]
Net income	$ 45,243	$ 88,672	$ 168,129	$ 240,572
Other comprehensive income (loss):
Foreign currency translation adjustment	17,225	(8,989)	(62,027)	14,168
Change in value of derivative instruments, net of tax provision of $30 for the nine months ended July 31, 2015, and $144 and $541 for the three and nine months ended July 31, 2014, respectively	0	225	47	846
Change in minimum pension liability, net of tax	7	7	22	22
Other comprehensive income (loss)	17,232	(8,757)	(61,958)	15,036
Comprehensive income	62,475	79,915	106,171	255,608
Comprehensive loss (income) attributable to noncontrolling interests	118	(471)	(466)	(1,118)
Comprehensive income attributable to Cooper stockholders	$ 62,593	$ 79,444	$ 105,705	$ 254,490