NL400 overplayed AA?

[$upermad4it]

Party Poker - No Limit Hold'em Cash Game - $2/$4 Blinds - 6 Players - (LegoPoker HH Converter)

SB: $404.80
BB: $401.90
UTG: $284.25
Hero (MP): $435.30
CO: $394.00
BTN: $148.90

Preflop: Hero is dealt A[img]/images/graemlins/club.gif[/img] A[img]/images/graemlins/heart.gif[/img] (6 Players)
UTG folds, <font color="red">Hero raises to $16.00</font>, 2 folds, SB calls $14.00, BB folds

Flop: ($36) 8[img]/images/graemlins/spade.gif[/img] 6[img]/images/graemlins/club.gif[/img] 7[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">SB bets $24.00</font>, <font color="red">Hero raises to $75.00</font>, SB calls $51.00

Turn: ($186) Q[img]/images/graemlins/club.gif[/img] (2 Players)
SB checks, <font color="red">Hero bets $120.00</font>, <font color="red">SB raises all-in to $313.80</font>, Hero calls $193.80

River: ($813.60) J[img]/images/graemlins/club.gif[/img] (2 Players - 1 All-In)

Villian was a fish, with something like 50/5 stats. I had no notes to say that he donks big hands, so my default play against this type of opponent is to reraise and carry on. Thought he was donking with overpairs and hit on the turn so called. Wouldn't play this way against a TAG obv.
How bad?