<?php
/**
 * Copyright © 2016 Magento. All rights reserved.
 * See COPYING.txt for license details.
 */
/**
 * @var $block \Magento\OfflinePayments\Block\Info\Purchaseorder
 */
?>
<div class="order-payment-method-name"><?php echo $block->escapeHtml($block->getMethod()->getTitle()); ?></div>
<table class="data-table admin__table-secondary">
    <tr>
        <th><?php echo $block->escapeHtml(__('Purchase Order Number')); ?>:</th>
        <td><?php echo $block->escapeHtml($block->getInfo()->getPoNumber()); ?></td>
    </tr>
</table>
