The Illonois Department of Corrections, also known as IDOC, operates more than 25 adult correctional centers. The department maintains over five adult transition centers. It also organizes a range of work and boot camps. The department operates a variety of vocational training and job preparation program. The Illonois Department of Corrections offers a selection of treatment and diagnostic services for individuals with chemical dependency. It provides counseling and case management services. The department works to reduce crime and recidivism. It operates drug prison and reentry programs. In addition, the department offers mental health services. The Illonois Department of Corrections conducts veterans transition programs.