3/6 overshove river decision

[GHAND]

No real reads besides him doubling me up earlier on a low flop AA > 1010.

Party Poker - No Limit Hold'em Cash Game - $3/$6 Blinds - 5 Players - (LegoPoker Hand History Converter)

SB: $1,275.80
BB: $556.10
UTG: $1,075.26
CO: $605.10
Hero (BTN): $1,318.00

Preflop: Hero is dealt 5[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (5 Players)
<font color="red">UTG raises to $21.00</font>, CO folds, Hero calls $21.00, 2 folds

Flop: ($51) 5[img]/images/graemlins/heart.gif[/img] 4[img]/images/graemlins/club.gif[/img] T[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">UTG bets $42.00</font>, Hero calls $42.00

Turn: ($135) 5[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">UTG bets $120.00</font>, Hero calls $120.00

River: ($375) J[img]/images/graemlins/club.gif[/img] (2 Players)
<font color="red">UTG bets all-in for $892.26</font>,

This is a boat most times isn't it?