Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-19-004639-index-headers.html | 2019-05-09 14:49:20 | |
| 0001558370-19-004639-index.html | 2019-05-09 14:49:20 | |
| 0001558370-19-004639.txt | 2019-05-09 14:49:20 | |
 0001558370-19-004639-xbrl.zip | 216309 | 2019-05-09 14:49:20 |
| arcb-20190331.xml | 3165468 | 2019-05-09 14:49:20 |
| arcb-20190331.xsd | 70883 | 2019-05-09 14:49:20 |
| arcb-20190331ex1024faef3.htm | 119366 | 2019-05-09 14:49:20 |
| arcb-20190331ex103b69f70.htm | 146547 | 2019-05-09 14:49:20 |
| arcb-20190331ex10424df88.htm | 114963 | 2019-05-09 14:49:20 |
| arcb-20190331ex10594e8d6.htm | 100172 | 2019-05-09 14:49:20 |
| arcb-20190331ex311a5f82c.htm | 13475 | 2019-05-09 14:49:20 |
| arcb-20190331ex31253fd1a.htm | 13478 | 2019-05-09 14:49:20 |
| arcb-20190331x10q.htm | 3067926 | 2019-05-09 14:49:20 |
| arcb-20190331xex32.htm | 12838 | 2019-05-09 14:49:20 |
| arcb-20190331_cal.xml | 119047 | 2019-05-09 14:49:20 |
| arcb-20190331_def.xml | 258345 | 2019-05-09 14:49:20 |
| arcb-20190331_lab.xml | 639535 | 2019-05-09 14:49:20 |
| arcb-20190331_pre.xml | 480224 | 2019-05-09 14:49:20 |
| FilingSummary.xml | 46342 | 2019-05-09 14:49:20 |
| Financial_Report.xlsx | 92530 | 2019-05-09 14:49:20 |
| R1.htm | 26080 | 2019-05-09 14:49:20 |
| R10.htm | 236957 | 2019-05-09 14:49:20 |
| R11.htm | 141468 | 2019-05-09 14:49:20 |
| R12.htm | 13954 | 2019-05-09 14:49:20 |
| R13.htm | 128519 | 2019-05-09 14:49:20 |
| R14.htm | 174883 | 2019-05-09 14:49:20 |
| R15.htm | 133720 | 2019-05-09 14:49:20 |
| R16.htm | 216294 | 2019-05-09 14:49:20 |
| R17.htm | 31423 | 2019-05-09 14:49:20 |
| R18.htm | 72089 | 2019-05-09 14:49:20 |
| R19.htm | 216203 | 2019-05-09 14:49:20 |
| R2.htm | 101832 | 2019-05-09 14:49:20 |
| R20.htm | 9260 | 2019-05-09 14:49:20 |
| R21.htm | 32502 | 2019-05-09 14:49:20 |
| R22.htm | 226583 | 2019-05-09 14:49:20 |
| R23.htm | 137703 | 2019-05-09 14:49:20 |
| R24.htm | 128954 | 2019-05-09 14:49:20 |
| R25.htm | 163682 | 2019-05-09 14:49:20 |
| R26.htm | 122571 | 2019-05-09 14:49:20 |
| R27.htm | 217721 | 2019-05-09 14:49:20 |
| R28.htm | 25470 | 2019-05-09 14:49:20 |
| R29.htm | 71244 | 2019-05-09 14:49:20 |
| R3.htm | 14797 | 2019-05-09 14:49:20 |
| R30.htm | 201286 | 2019-05-09 14:49:20 |
| R31.htm | 13518 | 2019-05-09 14:49:20 |
| R32.htm | 12577 | 2019-05-09 14:49:20 |
| R33.htm | 22682 | 2019-05-09 14:49:20 |
| R34.htm | 18646 | 2019-05-09 14:49:20 |
| R35.htm | 29558 | 2019-05-09 14:49:20 |
| R36.htm | 8743 | 2019-05-09 14:49:20 |
| R37.htm | 26896 | 2019-05-09 14:49:20 |
| R38.htm | 41663 | 2019-05-09 14:49:20 |
| R39.htm | 18427 | 2019-05-09 14:49:20 |
| R4.htm | 45749 | 2019-05-09 14:49:20 |
| R40.htm | 4340 | 2019-05-09 14:49:20 |
| R41.htm | 4530 | 2019-05-09 14:49:20 |
| R42.htm | 7596 | 2019-05-09 14:49:20 |
| R43.htm | 8933 | 2019-05-09 14:49:20 |
| R44.htm | 8704 | 2019-05-09 14:49:20 |
| R45.htm | 15408 | 2019-05-09 14:49:20 |
| R46.htm | 19982 | 2019-05-09 14:49:20 |
| R47.htm | 27442 | 2019-05-09 14:49:20 |
| R48.htm | 53936 | 2019-05-09 14:49:20 |
| R49.htm | 16540 | 2019-05-09 14:49:20 |
| R5.htm | 35613 | 2019-05-09 14:49:20 |
| R50.htm | 16111 | 2019-05-09 14:49:20 |
| R51.htm | 25225 | 2019-05-09 14:49:20 |
| R52.htm | 14785 | 2019-05-09 14:49:20 |
| R53.htm | 10845 | 2019-05-09 14:49:20 |
| R54.htm | 28430 | 2019-05-09 14:49:20 |
| R55.htm | 21906 | 2019-05-09 14:49:20 |
| R56.htm | 28358 | 2019-05-09 14:49:20 |
| R57.htm | 40336 | 2019-05-09 14:49:20 |
| R58.htm | 23846 | 2019-05-09 14:49:20 |
| R59.htm | 38833 | 2019-05-09 14:49:20 |
| R6.htm | 16571 | 2019-05-09 14:49:20 |
| R60.htm | 18061 | 2019-05-09 14:49:20 |
| R61.htm | 8690 | 2019-05-09 14:49:20 |
| R62.htm | 13394 | 2019-05-09 14:49:20 |
| R63.htm | 31252 | 2019-05-09 14:49:20 |
| R64.htm | 35933 | 2019-05-09 14:49:20 |
| R65.htm | 6807 | 2019-05-09 14:49:20 |
| R66.htm | 9938 | 2019-05-09 14:49:20 |
| R67.htm | 66465 | 2019-05-09 14:49:20 |
| R68.htm | 17103 | 2019-05-09 14:49:20 |
| R69.htm | 13720 | 2019-05-09 14:49:20 |
| R7.htm | 43440 | 2019-05-09 14:49:20 |
| R8.htm | 84063 | 2019-05-09 14:49:20 |
| R9.htm | 30591 | 2019-05-09 14:49:20 |
| report.css | 2767 | 2019-05-09 14:49:20 |
| Show.js | 1085 | 2019-05-09 14:49:20 |