A list of your income and expenses, no matter how complete, is not a spending plan, but is the information you need to create a spending plan. And, a paycheck_by_paycheck spending plan will help ensure the success of, or at least help prevent the failure of your budget.
There are at least a couple major problems with this method. First, it's pretty easy to overlook quite a few expenses. Things like that daily stop at the coffee shop, or the cost of a car registration that happens only once a year.