Clicking a minor-level row throws an error.

[samussiah]

function makeTitle(chart, detailData, detailTableSettings) {
    //Add explanatory listing title.
    chart.detailTable.head.append('h4').html(detailTableSettings.minor === 'All' ? 'Details for ' + detailData.length + ' <b>' + detailTableSettings.major + '</b> records' : 'Details for ' + detailData.length + ' <b>' + detailTableSettings.minor + ' (' + major + ')</b> records');
}