code: public Order withPaymentExecutionDetail(PaymentExecutionDetailItem... values) {
          List<PaymentExecutionDetailItem> list = getPaymentExecutionDetail();
          for (PaymentExecutionDetailItem value : values) {
              list.add(value);
          }
          return this;
      }
docs: Add values for PaymentExecutionDetail, return this.
  
  @param paymentExecutionDetail
  New values to add.
  
  @return This instance.