ACF data in order received page woocommerce. ACF field name is "course_date"

functions.php

add_action ('woocommerce_order_details_after_order_table', 'action_order_details_after_order_table', 20 );
function action_order_details_after_order_table($order) {
    foreach ( $order->get_items() as $item ) {
        if ( $course_date = get_field('course_date', $item->get_product_id())) {
            printf('<p class="course-date">%s: %s<p>', __("Course Date "), $course_date);
        }
    }
}