diff --git a/angular/src/util/overlay.ts b/angular/src/util/overlay.ts
index e4e24d6b3c..25d95d566b 100644
--- a/angular/src/util/overlay.ts
+++ b/angular/src/util/overlay.ts
@@ -1,7 +1,5 @@
-
 import { proxyMethod } from '../util/util';
 
-
 export class OverlayBaseController<Opts, Overlay> {
   constructor(private ctrl: string) {}
 
@@ -12,4 +10,8 @@ export class OverlayBaseController<Opts, Overlay> {
   dismiss(data?: any, role?: string, id = -1): Promise<void> {
     return proxyMethod(this.ctrl, 'dismiss', data, role, id);
   }
+
+  getTop(): Promise<Overlay> {
+    return proxyMethod(this.ctrl, 'getTop');
+  }
 }
diff --git a/angular/src/util/util.ts b/angular/src/util/util.ts
index 3d5e5adbcc..f84b3385de 100644
--- a/angular/src/util/util.ts
+++ b/angular/src/util/util.ts
@@ -1,6 +1,4 @@
 
-
-
 export function proxyMethod(ctrlName: string, methodName: string, ...args: any[]) {
   const controller = ensureElementInBody(ctrlName);
   return controller.componentOnReady()
@@ -15,18 +13,3 @@ export function ensureElementInBody(elementName: string) {
   }
   return element as HTMLStencilElement;
 }
-
-export function removeAllNodeChildren(element: HTMLElement) {
-  while (element.firstChild) {
-    element.removeChild(element.firstChild);
-  }
-}
-
-export function isString(something: any) {
-  return typeof something === 'string' ? true : false;
-}
-
-export function getIonApp(): Promise<HTMLIonAppElement> {
-  const element = ensureElementInBody('ion-app') as HTMLIonAppElement;
-  return element.componentOnReady();
-}
diff --git a/core/src/components/action-sheet-controller/action-sheet-controller.tsx b/core/src/components/action-sheet-controller/action-sheet-controller.tsx
index 9ce34f190b..dac12c2e2f 100644
--- a/core/src/components/action-sheet-controller/action-sheet-controller.tsx
+++ b/core/src/components/action-sheet-controller/action-sheet-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { ActionSheetOptions, OverlayController } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { ActionSheetOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 @Component({
   tag: 'ion-action-sheet-controller'
diff --git a/core/src/components/alert-controller/alert-controller.tsx b/core/src/components/alert-controller/alert-controller.tsx
index 2a7082bf41..8f39af92f9 100644
--- a/core/src/components/alert-controller/alert-controller.tsx
+++ b/core/src/components/alert-controller/alert-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { AlertOptions, OverlayController } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { AlertOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 @Component({
   tag: 'ion-alert-controller'
diff --git a/core/src/components/loading-controller/loading-controller.tsx b/core/src/components/loading-controller/loading-controller.tsx
index c10e1f664d..c7a08c9576 100644
--- a/core/src/components/loading-controller/loading-controller.tsx
+++ b/core/src/components/loading-controller/loading-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { LoadingOptions, OverlayController } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { LoadingOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 
 @Component({
diff --git a/core/src/components/loading/loading.tsx b/core/src/components/loading/loading.tsx
index bc7fce2453..fb6f086f9a 100644
--- a/core/src/components/loading/loading.tsx
+++ b/core/src/components/loading/loading.tsx
@@ -19,7 +19,6 @@ import mdLeaveAnimation from './animations/md.leave';
     theme: 'loading'
   }
 })
-
 export class Loading implements OverlayInterface {
 
   private durationTimeout: any;
diff --git a/core/src/components/modal-controller/modal-controller.tsx b/core/src/components/modal-controller/modal-controller.tsx
index a87e89d45f..56f708da7f 100644
--- a/core/src/components/modal-controller/modal-controller.tsx
+++ b/core/src/components/modal-controller/modal-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { ModalOptions, OverlayController } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { ModalOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 
 @Component({
diff --git a/core/src/components/picker-controller/picker-controller.tsx b/core/src/components/picker-controller/picker-controller.tsx
index 87f570d289..3177eca427 100644
--- a/core/src/components/picker-controller/picker-controller.tsx
+++ b/core/src/components/picker-controller/picker-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { OverlayController, PickerOptions } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { PickerOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 
 @Component({
diff --git a/core/src/components/popover-controller/popover-controller.tsx b/core/src/components/popover-controller/popover-controller.tsx
index f9b46de8fe..cdfe7f4c51 100644
--- a/core/src/components/popover-controller/popover-controller.tsx
+++ b/core/src/components/popover-controller/popover-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { OverlayController, PopoverOptions } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { PopoverOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 @Component({
   tag: 'ion-popover-controller'
diff --git a/core/src/components/toast-controller/toast-controller.tsx b/core/src/components/toast-controller/toast-controller.tsx
index 4756e816e6..f532b11290 100644
--- a/core/src/components/toast-controller/toast-controller.tsx
+++ b/core/src/components/toast-controller/toast-controller.tsx
@@ -1,6 +1,6 @@
 import { Component, Listen, Method } from '@stencil/core';
-import { OverlayController, ToastOptions } from '../../index';
-import { createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
+import { ToastOptions } from '../../index';
+import { OverlayController, createOverlay, dismissOverlay, getTopOverlay, removeLastOverlay } from '../../utils/overlays';
 
 
 @Component({
diff --git a/core/src/index.d.ts b/core/src/index.d.ts
index fb6f0e8052..45240e0470 100644
--- a/core/src/index.d.ts
+++ b/core/src/index.d.ts
@@ -110,6 +110,7 @@ export * from './components';
 
 export { DomController, RafCallback } from './global/dom-controller';
 export { FrameworkDelegate, FrameworkMountingData } from './utils/dom-framework-delegate';
+export { OverlayEventDetail } from './utils/overlays';
 
 export interface Config {
   get: (key: string, fallback?: any) => any;
@@ -157,7 +158,3 @@ declare global {
     }
   }
 }
-
-export interface OverlayController {
-  getTop(): HTMLElement;
-}
diff --git a/core/src/utils/overlays.ts b/core/src/utils/overlays.ts
index 4761ce1ac6..7486fd4a0f 100644
--- a/core/src/utils/overlays.ts
+++ b/core/src/utils/overlays.ts
@@ -200,6 +200,12 @@ export interface OverlayInterface {
   dismiss(data?: any, role?: string): Promise<void>;
 }
 
+export interface OverlayController {
+  create(opts?: any): Promise<HTMLElement>;
+  dismiss(data?: any, role?: string, alertId?: number): Promise<void>;
+  getTop(): HTMLElement;
+}
+
 export interface HTMLIonOverlayElement extends HTMLStencilElement, OverlayInterface {}
 
 export type OverlayMap = Map<number, HTMLIonOverlayElement>;