If it's not the final disposition, then it could be a court entry indicating that there was a petition (criminal charging document) filed and the minor was ordered detained (held in custody) pending further action by the court.
Monk (TV series) Monk is an American comedy-drama detective mystery television series created by Andy Breckman and starring Tony Shalhoub as the eponymous character, Adrian Monk.
The principal stars of the series were Irish McCalla as Sheena and Christian Drake as Bob Rayburn. Chim, Sheena's chimp companion was played by a trained chimp named Neal, who was trained by Howard Bryant (see Page 7: Neal in the Filming in Mexico section).