[Solved]-Formating dollars with commas on Highcharts-Highcharts

Use the Highcharts.numberFormat which has the definition like this

numberFormat (Number number, [Number decimals], [String decimalPoint], [String thousandsSep])

formatter: function () {
  return Highcharts.numberFormat(this.total, 1, '.', ',');
}

Here is a demo http://jsfiddle.net/dhirajbodicherla/ah7r2fy1/2/