Sentencing, Plea Bargains what does this mean ?

[rigo76443]

Sentenced to Jail or Detention (I18-2403(1)
{F} Theft-grand)

Confinement terms:
Discretionary: 60 days.
Penitentiary determinate: 2 years.
Penitentiary indeterminate: 8 years.

what does the last 3 mean?

 

[army judge]

I responded to your PM.

Read it.

Good luck.