During 2015 KRJ Corporation reported cash received from sales of $867 million. It also reported cash paid for inventory of $306 million, cash paid for other operating expenses of $205 million, cash paid for interest of $55 million, and cash paid for taxes of $171 million. What was the company's net cash flow from operating expenses (in $ millions) for the year? If net cash flows from operating activities is negative, be certain to place a negative sign in front of your answer.