Former Delaware Supreme Court Justice Joseph T. Walsh died the morning of Aug. 15 after a battle with cancer, sources close to the former judge have confirmed. He was 84.

Walsh served on the Delaware Supreme Court from 1985 until 2003. Prior to joining Delaware’s highest court, he served on the state’s Superior Court from 1972 until 1984. He joined the Delaware Court of Chancery as a vice chancellor in 1984, before being appointed to the Supreme Court one year later. Walsh is said to have authored 250 opinions during his time on the Supreme Court.