XML 64 R53.htm IDEA: XBRL DOCUMENT v3.5.0.2
Consolidation - Assets Related to Consolidated Sponsored Investment Products, Unobservable Input Reconciliation (Detail) - Consolidated Sponsored Investment Products [Member] - Debt Securities [Member] - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Balance at beginning of period $ 1,397 $ 1,065
Realized losses, net (356) 0
Purchases 163 135
Paydowns (5) (14)
Sales (1,461) (13)
Transferred to Level 2 0 (126)
Transfers from Level 2 58 0
Change in unrealized gain/(loss), net 350 (121)
Balance at end of period $ 146 $ 926