Google Adwords MCC script will run on the MCC level and log cost for given date range

mcc_cost.js

var dateRange = "THIS_MONTH";
function main() {
  MccApp.accounts().withCondition("Cost > 1.00").forDateRange(dateRange).withLimit(50).executeInParallel('runOnEachAccount');
}
 
function runOnEachAccount() {
  var stats = AdWordsApp.currentAccount().getStatsFor(dateRange);
  var impressions = stats.getImpressions();
  var clicks = stats.getClicks();
  var cost = stats.getCost();
  var name = AdWordsApp.currentAccount().getName();
  var customerId = AdWordsApp.currentAccount().getCustomerId();
  var query = [name, cost].join(' ');
  Logger.log(query);
}