diff --git a/plugins/woocommerce/client/legacy/js/admin/order-source-attribution-admin.js b/plugins/woocommerce/client/legacy/js/admin/order-source-attribution-admin.js
index 7fc9379181f..ba43e453f31 100644
--- a/plugins/woocommerce/client/legacy/js/admin/order-source-attribution-admin.js
+++ b/plugins/woocommerce/client/legacy/js/admin/order-source-attribution-admin.js
@@ -1,12 +1,17 @@
+/*global woocommerce_admin_meta_boxes, wcTracks */
 jQuery( document ).ready( ( $ ) => {
 	'use strict';
 
+	// Stand-in wcTracks.recordEvent in case tracks is not available (for any reason).
+	window.wcTracks = window.wcTracks || {};
+	window.wcTracks.recordEvent = window.wcTracks.recordEvent || function() { };
+
 	// Handle our details container toggle.
 	$( '.woocommerce-order-source-attribution-details-toggle' )
 		.on( 'click', function ( e ) {
 			var $this = $( this );
 			var $container = $this.siblings( '.woocommerce-order-source-attribution-details-container' );
-			var $toggle = $this.find( '.toggle-indicator' );
+			var toggle = '';
 
 			e.preventDefault();
 
@@ -14,10 +19,17 @@ jQuery( document ).ready( ( $ ) => {
 				$container.removeClass( 'closed' );
 				$container.fadeIn( 250 );
 				$this.attr( 'aria-expanded', 'true' );
+				toggle = 'opened';
 			} else {
 				$container.addClass( 'closed' );
 				$container.fadeOut( 250 );
 				$this.attr( 'aria-expanded', 'false' );
+				toggle = 'closed';
 			}
+
+			window.wcTracks.recordEvent( 'order_source_attribution_details_toggle', {
+				order_id: window.woocommerce_admin_meta_boxes.order_id,
+				details: toggle
+			} );
 		} );
 } );
diff --git a/plugins/woocommerce/src/Internal/Orders/SourceAttributionController.php b/plugins/woocommerce/src/Internal/Orders/SourceAttributionController.php
index 014470418ab..0b9f8f47fed 100644
--- a/plugins/woocommerce/src/Internal/Orders/SourceAttributionController.php
+++ b/plugins/woocommerce/src/Internal/Orders/SourceAttributionController.php
@@ -357,6 +357,7 @@ class SourceAttributionController implements RegisterHooksInterface {
 	 */
 	private function send_order_tracks( array $source_data, WC_Order $order ) {
 		$tracks_data = array(
+			'order_id'      => $order->get_id(),
 			'origin'        => $source_data['origin'] ?? '',
 			'device_type'   => $source_data['device_type'] ?? '(unknown)',
 			'session_pages' => $source_data['session_pages'] ?? 0,