[["", "shares issued", "treasury shares", "shares outstanding"], ["balance at january 3 2016", "1214", "2014", "1214"], ["exercise of stock options issuance of other stock awards and other", "5", "-2 ( 2 )", "3"], ["balance at december 31 2016", "1219", "-2 ( 2 )", "1217"], ["exercise of stock options issuance of other stock awards and other", "2", "2014", "2"], ["balance at december 30 2017", "1221", "-2 ( 2 )", "1219"], ["exercise of stock options issuance of other stock awards and other", "3", "-2 ( 2