public void setId(String id) {
        this.id = id;
    }
<p>
Provides a group Id number, which will be the same for each in the group.
</p>

@param id
       Provides a group Id number, which will be the same for each in the group.
aws-java-sdk-textract/src/main/java/com/amazonaws/services/textract/model/ExpenseGroupProperty.java