ata[idx];
            let th = document.createElement('th');
            th.appendChild(document.createTextNode(`${elem.system}\n(${Number.isInteger(elem.cluster_size) && elem.cluster_size > 1 ? elem.cluster_size + 'Ã—' : ''}${elem.machine})`));
            th.className = 'th-entry';
            th.dataset.system = elem.system;
            details_head.appendChild(th);
        });

        /// Load times
        {
            let tr = document.createElement('tr');
            tr.className = 'shadow';

  