Related Party Transactions (Tables)

6 Months Ended

Apr. 30, 2012

Related Party Transactions Table [Abstract]

Summary of related party revenue transactions

		Three Months Ended				Six Months Ended
		April 30,				April 30,
(in thousands)		2012		2011		2012		2011
Investment advisory and administrative fees	$	188,669	$	194,214	$	372,153	$	381,171
Distribution fees		20,298		23,502		40,775		47,925
Service fees		32,065		36,478		64,364		73,823
Shareholder services fees		630		667		1,227		1,185
Total	$	241,662	$	254,861	$	478,519	$	504,104

Summary of sales proceeds and net realized gains earned on investments

		Three Months Ended				Six Months Ended
		April 30,				April 30,
(in thousands)		2012		2011		2012		2011
Proceeds from sales	$	32,804	$	1,178	$	40,006	$	29,449
Net realized gains		61		85		124		552