effect of non-cash items and certain variable charges not expected to recur and (ii) transactions that are not meaningful in comparison to our past operating performance or not reflective of ongoing financial results. Lastly, we believe that our core operating performance offers a supplemental measure for period-to-period comparisons and can be used to evaluate our historical and prospective financial performance, as well as our performance relative to competitors.The non-GAAP definitions and explanations t ...