@imani That's what I especially geek out on. ;)
There are a variety of approaches, but for the #WorkerCoop structure, the workers need to come up with ~2-5% of the sale price, with the remainder financed through a mixture of a seller note, a loan from a movement lender like the Cooperative Fund of New England or Shared Capital Co-op, non-voting preferred shares purchased by community supporters/social investors, etc.
Deeper dive w/ case studies: https://drive.google.com/file/d/0BypebnwZOxymUWJXQjJXWTR1cjg/view?usp=sharing