Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000099780-16-000164-index-headers.html | 2016-02-19 12:26:59 | |
| 0000099780-16-000164-index.html | 2016-02-19 12:26:59 | |
| 0000099780-16-000164.txt | 2016-02-19 12:26:59 | |
 0000099780-16-000164-xbrl.zip | 577783 | 2016-02-19 12:26:59 |
| exh10104.htm | 40322 | 2016-02-19 12:26:59 |
| exh10141.htm | 139472 | 2016-02-19 12:26:59 |
| exh1020.htm | 1034110 | 2016-02-19 12:26:59 |
| exh10201.htm | 203324 | 2016-02-19 12:26:59 |
| exh1021.htm | 13087 | 2016-02-19 12:26:59 |
| exh1091.htm | 8891 | 2016-02-19 12:26:59 |
| exh1092.htm | 9320 | 2016-02-19 12:26:59 |
| exh12ratioofearningstofixe.htm | 57219 | 2016-02-19 12:26:59 |
| exh21listofsubsidiaries123.htm | 216683 | 2016-02-19 12:26:59 |
| exh31112312015.htm | 10908 | 2016-02-19 12:26:59 |
| exh31212312015.htm | 10916 | 2016-02-19 12:26:59 |
| exh32112312015.htm | 4982 | 2016-02-19 12:26:59 |
| exh32212312015.htm | 4972 | 2016-02-19 12:26:59 |
| exh95mininginformation1231.htm | 142017 | 2016-02-19 12:26:59 |
| FilingSummary.xml | 63421 | 2016-02-19 12:26:59 |
| Financial_Report.xlsx | 180394 | 2016-02-19 12:26:59 |
| R1.htm | 28397 | 2016-02-19 12:26:59 |
| R10.htm | 90917 | 2016-02-19 12:26:59 |
| R100.htm | 64690 | 2016-02-19 12:26:59 |
| R101.htm | 116489 | 2016-02-19 12:26:59 |
| R102.htm | 129046 | 2016-02-19 12:26:59 |
| R103.htm | 92889 | 2016-02-19 12:26:59 |
| R104.htm | 249939 | 2016-02-19 12:26:59 |
| R105.htm | 19541 | 2016-02-19 12:26:59 |
| R106.htm | 44862 | 2016-02-19 12:26:59 |
| R11.htm | 4709 | 2016-02-19 12:26:59 |
| R12.htm | 32570 | 2016-02-19 12:26:59 |
| R13.htm | 95184 | 2016-02-19 12:26:59 |
| R14.htm | 164384 | 2016-02-19 12:26:59 |
| R15.htm | 250186 | 2016-02-19 12:26:59 |
| R16.htm | 11596 | 2016-02-19 12:26:59 |
| R17.htm | 285317 | 2016-02-19 12:26:59 |
| R18.htm | 76677 | 2016-02-19 12:26:59 |
| R19.htm | 45114 | 2016-02-19 12:26:59 |
| R2.htm | 104242 | 2016-02-19 12:26:59 |
| R20.htm | 17200 | 2016-02-19 12:26:59 |
| R21.htm | 21088 | 2016-02-19 12:26:59 |
| R22.htm | 158338 | 2016-02-19 12:26:59 |
| R23.htm | 20093 | 2016-02-19 12:26:59 |
| R24.htm | 121294 | 2016-02-19 12:26:59 |
| R25.htm | 196343 | 2016-02-19 12:26:59 |
| R26.htm | 77136 | 2016-02-19 12:26:59 |
| R27.htm | 47618 | 2016-02-19 12:26:59 |
| R28.htm | 129172 | 2016-02-19 12:26:59 |
| R29.htm | 48155 | 2016-02-19 12:26:59 |
| R3.htm | 9053 | 2016-02-19 12:26:59 |
| R30.htm | 987142 | 2016-02-19 12:26:59 |
| R31.htm | 118073 | 2016-02-19 12:26:59 |
| R32.htm | 78491 | 2016-02-19 12:26:59 |
| R33.htm | 102576 | 2016-02-19 12:26:59 |
| R34.htm | 158720 | 2016-02-19 12:26:59 |
| R35.htm | 246369 | 2016-02-19 12:26:59 |
| R36.htm | 287839 | 2016-02-19 12:26:59 |
| R37.htm | 63569 | 2016-02-19 12:26:59 |
| R38.htm | 40897 | 2016-02-19 12:26:59 |
| R39.htm | 15817 | 2016-02-19 12:26:59 |
| R4.htm | 34733 | 2016-02-19 12:26:59 |
| R40.htm | 21373 | 2016-02-19 12:26:59 |
| R41.htm | 124248 | 2016-02-19 12:26:59 |
| R42.htm | 19026 | 2016-02-19 12:26:59 |
| R43.htm | 113196 | 2016-02-19 12:26:59 |
| R44.htm | 193603 | 2016-02-19 12:26:59 |
| R45.htm | 72864 | 2016-02-19 12:26:59 |
| R46.htm | 36121 | 2016-02-19 12:26:59 |
| R47.htm | 126066 | 2016-02-19 12:26:59 |
| R48.htm | 985327 | 2016-02-19 12:26:59 |
| R49.htm | 117026 | 2016-02-19 12:26:59 |
| R5.htm | 13268 | 2016-02-19 12:26:59 |
| R50.htm | 66267 | 2016-02-19 12:26:59 |
| R51.htm | 16807 | 2016-02-19 12:26:59 |
| R52.htm | 23442 | 2016-02-19 12:26:59 |
| R53.htm | 18097 | 2016-02-19 12:26:59 |
| R54.htm | 6267 | 2016-02-19 12:26:59 |
| R55.htm | 6082 | 2016-02-19 12:26:59 |
| R56.htm | 11933 | 2016-02-19 12:26:59 |
| R57.htm | 16946 | 2016-02-19 12:26:59 |
| R58.htm | 26782 | 2016-02-19 12:26:59 |
| R59.htm | 45625 | 2016-02-19 12:26:59 |
| R6.htm | 96432 | 2016-02-19 12:26:59 |
| R60.htm | 66922 | 2016-02-19 12:26:59 |
| R61.htm | 105238 | 2016-02-19 12:26:59 |
| R62.htm | 28357 | 2016-02-19 12:26:59 |
| R63.htm | 22464 | 2016-02-19 12:26:59 |
| R64.htm | 61725 | 2016-02-19 12:26:59 |
| R65.htm | 79140 | 2016-02-19 12:26:59 |
| R66.htm | 13790 | 2016-02-19 12:26:59 |
| R67.htm | 16899 | 2016-02-19 12:26:59 |
| R68.htm | 42440 | 2016-02-19 12:26:59 |
| R69.htm | 35682 | 2016-02-19 12:26:59 |
| R7.htm | 28430 | 2016-02-19 12:26:59 |
| R70.htm | 68603 | 2016-02-19 12:26:59 |
| R71.htm | 36100 | 2016-02-19 12:26:59 |
| R72.htm | 25004 | 2016-02-19 12:26:59 |
| R73.htm | 29614 | 2016-02-19 12:26:59 |
| R74.htm | 37623 | 2016-02-19 12:26:59 |
| R75.htm | 24364 | 2016-02-19 12:26:59 |
| R76.htm | 17836 | 2016-02-19 12:26:59 |
| R77.htm | 11868 | 2016-02-19 12:26:59 |
| R78.htm | 66107 | 2016-02-19 12:26:59 |
| R79.htm | 11623 | 2016-02-19 12:26:59 |
| R8.htm | 132403 | 2016-02-19 12:26:59 |
| R80.htm | 50087 | 2016-02-19 12:26:59 |
| R81.htm | 192351 | 2016-02-19 12:26:59 |
| R82.htm | 15158 | 2016-02-19 12:26:59 |
| R83.htm | 30259 | 2016-02-19 12:26:59 |
| R84.htm | 21935 | 2016-02-19 12:26:59 |
| R85.htm | 38723 | 2016-02-19 12:26:59 |
| R86.htm | 16195 | 2016-02-19 12:26:59 |
| R87.htm | 29840 | 2016-02-19 12:26:59 |
| R88.htm | 15343 | 2016-02-19 12:26:59 |
| R89.htm | 23747 | 2016-02-19 12:26:59 |
| R9.htm | 4428 | 2016-02-19 12:26:59 |
| R90.htm | 45949 | 2016-02-19 12:26:59 |
| R91.htm | 22930 | 2016-02-19 12:26:59 |
| R92.htm | 39712 | 2016-02-19 12:26:59 |
| R93.htm | 18789 | 2016-02-19 12:26:59 |
| R94.htm | 15026 | 2016-02-19 12:26:59 |
| R95.htm | 46045 | 2016-02-19 12:26:59 |
| R96.htm | 59544 | 2016-02-19 12:26:59 |
| R97.htm | 29349 | 2016-02-19 12:26:59 |
| R98.htm | 26932 | 2016-02-19 12:26:59 |
| R99.htm | 51177 | 2016-02-19 12:26:59 |
| report.css | 2768 | 2016-02-19 12:26:59 |
| Show.js | 1411 | 2016-02-19 12:26:59 |
 trinityinclogoverticalhrblac.jpg | 132506 | 2016-02-19 12:26:59 |
| trn-20151231.xml | 7569384 | 2016-02-19 12:26:59 |
| trn-20151231.xsd | 94589 | 2016-02-19 12:26:59 |
| trn-20151231_cal.xml | 185466 | 2016-02-19 12:26:59 |
| trn-20151231_def.xml | 744213 | 2016-02-19 12:26:59 |
| trn-20151231_lab.xml | 1465431 | 2016-02-19 12:26:59 |
| trn-20151231_pre.xml | 985535 | 2016-02-19 12:26:59 |
| trn1231201510k.htm | 4680453 | 2016-02-19 12:26:59 |
 trn1231201_chart-50103.jpg | 82422 | 2016-02-19 12:26:59 |