pension
a regular payment made during a person’s retirement from an investment fund to which that person or their employer has contributed during their working life.
theft
a: he act of stealing; specifically: the felonious taking and removing of personal property with intent to deprive the rightful owner of it.   b: an unlawful taking . . .
8% was deducted from each paycheck
The state of Illinois spent it. It was not invested per state law. It was stolen.