If the total charge was more than zero, you can tap Resend at the bottom of the invoice details screen to get a new email receipt. Tap on the > to the right of the total billed charge to see details of an invoice, including the billing date and order ID. To change the range, tap Last 90 Days at the top of the screen, then select the range that you want to view. You might see a Pending section at the top of your history these items haven't yet charged to your account. By default, only the last 90 days show up in your purchase history. Purchases are grouped by the date that they were charged to the payment method that you have on file. Swipe up to Purchase History and tap it.
To see what other family members bought, sign in with their Apple ID. If you use Family Sharing, you'll see in your purchase history what you bought using your Apple ID, but you won't see what other family members bought. You might be asked to sign in with your Apple ID.