Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2013	Jul. 31, 2012
Consolidated Statements of Comprehensive Income
Net income	$ 25,050	$ 62,687	$ 158,297	$ 190,327
Other comprehensive income (loss):
Change in unrealized gains on derivative instruments, net of income taxes of $788, $0, $788 and $0, respectively	1,227		1,227
Amortization of net (gains) losses on derivatives, net of income taxes of $320, $39, $399 and $118, respectively	698	73	842	217
Unrealized holding gains (losses) on available-for-sale investments, net of income taxes of $(229), $95, $874 and $(932), respectively	370	(156)	(1,426)	1,526
Foreign currency translation adjustments, net of income taxes of $1,760, $233, $2,386 and $252, respectively	(2,860)	(384)	(3,880)	(453)
Other comprehensive (loss) income, net of tax	(565)	(467)	(3,237)	1,290
Total comprehensive income	24,485	62,220	155,060	191,617
Comprehensive income attributable to non-controlling and other beneficial interests	(1,847)	(12,481)	(21,608)	(39,980)
Total comprehensive income attributable to Eaton Vance Corp. shareholders	$ 22,638	$ 49,739	$ 133,452	$ 151,637