pos/pos_pricelist/report/report_receipt.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>

<template id="report_receipt"
          inherit_id="point_of_sale.report_receipt"
          name="Add taxes detail">
    <xpath expr="//div[@class='page']" position="inside">
        <table class="table table-condensed">
            <thead>
                <tr>
                    <th>Tax</th>
                    <th class="text-right">Base</th>
                    <th class="text-right">Amount</th>
                </tr>
            </thead>
            <tbody>
                <tr t-foreach="o.taxes" t-as="tax">
                    <td>
                        <span t-esc="tax.name"/>
                    </td>
                    <td class="text-right">
                        <span t-esc="formatLang(tax.base, currency_obj=res_company.currency_id)"/>
                    </td>
                    <td class="text-right">
                        <span t-esc="formatLang(tax.amount, currency_obj=res_company.currency_id)"/>
                    </td>
                </tr>
            </tbody>
        </table>
    </xpath>
</template>


</data>
</openerp>