XML 67 R54.htm IDEA: XBRL DOCUMENT v3.21.2
Operating expenses (Schedule of Direct Operating Expenses) (Details) - Service Revenue [Member] - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Ancillary and logistical service expenses $ 14,819 $ 16,060 $ 27,088 $ 28,818
Employee compensation expenses 12,694 11,311 25,385 23,615
Buildings, facilities and technology expenses 2,304 2,076 5,005 6,115
Travel, advertising and promotion expenses 5,299 6,161 9,817 12,736
Other costs of services 3,926 3,840 7,774 7,519
Total direct expenses $ 39,042 $ 39,448 $ 75,069 $ 78,803