Ford Field is an indoor American football stadium located in Detroit, Michigan, USA, that is the current home field of the NFL's Detroit Lions. It regularly seats 65,000, though it is expandable up to 70,000 for football and 80,000 for basketball. The naming rights were purchased by Ford at $40 million over 20 years; the Ford family (including Lions owner William Clay Ford, Sr.) holds a controlling interest in the company.