It will be reasonbly close to the time of departure, but don't be worried, get in contact with your agent at DU; they don't bite. I'm sure they can email you when they send them. They sent mine by FedEx.
GET UP TO A $1000 SHIPBOARD CREDIT AND AN EXCLUSIVE GIFT!
If you make your Disney Cruise Line reservation with Dreams Unlimited Travel you’ll receive these incredible shipboard credits to spend on your cruise!