Jquery Table Sort using digits

HTML

<script src="http://mottie.github.io/tablesorter/js/jquery.tablesorter.js"></script>
<table id="dataTable" class="tablesorter"> 
<thead> 
<tr> 
    <th>Location</th>
</tr> 
</thead> 
<tbody> 
<tr> 
<td>
    <span class="badge">ABC-DE-1</span>
</td>
</tr> 
<tr> 
<td>
    <span class="badge">ABC-DE-10</span>
</td></tr> 
<tr> 
 <td>
    <span class="badge">ABC-DE-1000</span>
</td>
</tr> 
<tr> 
   <td>
    <span class="badge">ABC-DE-100</span>
</td>
</tr> 
</tbody> 
</table>

CSS

/* tables */
table.tablesorter {
    font-family:arial;
    background-color: #CDCDCD;
    margin:10px 0pt 15px;
    font-size: 8pt;
    width: 100%;
    text-align: left;
}
table.tablesorter thead tr th, table.tablesorter tfoot tr th {
    background-color: #e6EEEE;
    border: 1px solid #FFF;
    font-size: 8pt;
    padding: 4px;
}
table.tablesorter thead tr .header {
    background-image: url(http://tablesorter.com/themes/blue/bg.gif);
    background-repeat: no-repeat;
    background-position: center right;
    cursor: pointer;
}
table.tablesorter tbody td {
    color: #3D3D3D;
    padding: 4px;
    background-color: #FFF;
    vertical-align: top;
}
table.tablesorter tbody tr.odd td {
    background-color:#F0F0F6;
}
table.tablesorter thead tr .headerSortUp {
    background-image: url(http://tablesorter.com/themes/blue/asc.gif);
}
table.tablesorter thead tr .headerSortDown {
    background-image: url(http://tablesorter.com/themes/blue/desc.gif);
}
table.tablesorter thead tr .headerSortDown, table.tablesorter thead tr .headerSortUp {
background-color: #8dbdd8;
}

.hide { display: none }

JavaScript

$.tablesorter.addParser({
    id: "customParser",
    is: function (stringValue) {
        return false;
    },
    format: function (stringValue) {
        var stringValueParts = stringValue.split("-");
        var numericPartOfStringValue = parseInt(stringValueParts[2],10);
        console.log(numericPartOfStringValue);
        return numericPartOfStringValue ;
    },
    type: 'numeric'
});
 $("#dataTable").tablesorter({   
     headers: {
            0: {
                sorter: 'customParser'
            }
        }
    });