A storage unit having sidewalls and a lid hinged to a sidewall. A support device has one end mounted to the lid and one end received in a track recessed in a sidewall and operable to follow in a travel path defined by the track when the lid is raised and lowered. The track having a rest surface on which the end of the support device in the track can rest to support the lid in the open position. The storage unit can include a latch assembly associated with a sidewall and the lid to selectively secure the lid in a closed position.