Comparative Quarterly Financial Information (Unaudited) (Tables)

12 Months Ended

Oct. 31, 2016

Comparative Quarterly Financial Information Disclosure Table [Abstract]

Schedule of comparative quarterly financial information

		2016
(in thousands, except per share data)		First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Full Year
	Total revenue	$	331,556	$	323,290	$	341,168	$	346,846	$	1,342,860
	Operating income	$	100,625	$	95,768	$	106,725	$	111,150	$	414,268
	Net income	$	63,232	$	69,455	$	65,774	$	66,296	$	264,757
	Net income attributable to Eaton Vance Corp. shareholders	$	58,386	$	54,967	$	62,899	$	65,055	$	241,307
	Earnings per Share:
	Basic	$	0.52	$	0.50	$	0.57	$	0.59	$	2.20
	Diluted	$	0.50	$	0.48	$	0.55	$	0.57	$	2.12
		2015
(in thousands, except per share data)		First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Full Year
	Total revenue	$	354,930	$	351,664	$	355,511	$	341,458	$	1,403,563
	Operating income	$	50,560	$	122,221	$	116,733	$	110,933	$	400,447
	Net income	$	32,509	$	75,893	$	68,974	$	60,815	$	238,191
	Net income attributable to Eaton Vance Corp. shareholders	$	29,003	$	70,384	$	68,709	$	62,203	$	230,299
	Earnings per Share:
	Basic	$	0.25	$	0.61	$	0.60	$	0.55	$	2.00
	Diluted	$	0.24	$	0.58	$	0.57	$	0.53	$	1.92