code: public java.util.List<KeyValuePair> getDetails() {
          if (details == null) {
              details = new com.amazonaws.internal.SdkInternalList<KeyValuePair>();
          }
          return details;
      }
docs: <p>
  Details of the attachment. For elastic network interfaces, this includes the network interface ID, the MAC
  address, the subnet ID, and the private IPv4 address.
  </p>
  
  @return Details of the attachment. For elastic network interfaces, this includes the network interface ID, the
  MAC address, the subnet ID, and the private IPv4 address.