If you look at page one of the pdf, it shows the total projected cash flow for the parking deck. The upper section is income. The next section is outgo. The next section is the total available to pay the debt (income minus expenses) and the amount to be paid each year. The totals at the bottom represent the net year-by-year, and the final figure in the lower right is the projected total for 25 years.
The (parentheses) are the bookkeeping equivalent of a negative sign.
The proposed 51 Biltmore parking deck will lose $10,122,083 over the first 25 years of operation according to this City estimate.