DETROIT — Bedrock has purchased The Broadway clothing store located at 1247 Broadway St. in Detroit. Pepper Martin, the store’s owner, has announced his retirement after more than 40 years in business. A liquidation sale at the 3,000-square-foot store began this week. The Broadway sells high-end and exotic clothes from around the world, including Italian suits and sweaters, alligator and ostrich shoes, fur and leather jackets and an assortment of shirts, jeans and dress pants. The store has served many national and local celebrities including Tony Bennett, Steve Harvey, Isiah Thomas, Detroit Mayor Coleman Young, Tommy Hearns, Kid Rock, The Temptations, George Clinton, Oral Roberts, Notorious BIG and Mike Epps. Financial details of the sale were not disclosed. The store will close in early spring, or when all the inventory is sold. Bedrock is the real estate arm of billionaire businessman Dan Gilbert.