Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2014	Jul. 31, 2013	Jul. 31, 2014	Jul. 31, 2013
Statement of Comprehensive Income [Abstract]
Net income	$ 88,672	$ 89,192	$ 240,572	$ 239,594
Other comprehensive income (loss):
Foreign currency translation adjustment	(8,989)	(12,697)	14,168	(26,108)
Change in value of derivative instruments, net of tax provision of $144 and $541 for the three and nine months ended July 31, 2014, respectively, and $260 and $647 for the corresponding periods of fiscal 2013, respectively	225	406	846	1,013
Change in minimum pension liability, net of tax	7	7	22	22
Unrealized (loss) gain on marketable securities, net of tax provision of $0 for the three and nine months ended July 31, 2014, and $(3) and $22 for the corresponding periods of fiscal 2013, respectively	0	(5)	0	41
Reclassification of realized gain on marketable securities to net income, net of tax provision of $0 for the three and nine months ended July 31, 2014 and $(51) for both the corresponding periods of fiscal 2013, respectively	0	(95)	0	(95)
Other comprehensive (loss) income	(8,757)	(12,384)	15,036	(25,127)
Comprehensive income	79,915	76,808	255,608	214,467
Comprehensive (income) loss attributable to noncontrolling interests	(471)	114	(1,118)	740
Comprehensive income attributable to Cooper stockholders	$ 79,444	$ 76,922	$ 254,490	$ 215,207