The current package is some combination of:
Cobra or current health plan for a year
Two week transition and access to a job consultant
10 weeks + 1 week for every year of service up to 26 weeks total. Over that, any additional severance is based on over 55 yo and 5 years in or 20+ years in at any age: at least 5 years is +13 weeks, 10 years +18 weeks, 15 years +22 weeks, 20+ years is 26 weeks. So the max package is 52 weeks.