Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001613665-17-000013-index-headers.html | 2017-02-09 12:36:46 | |
| 0001613665-17-000013-index.html | 2017-02-09 12:36:46 | |
| 0001613665-17-000013.txt | 2017-02-09 12:36:46 | |
 0001613665-17-000013-xbrl.zip | 448384 | 2017-02-09 12:36:46 |
| FilingSummary.xml | 67525 | 2017-02-09 12:36:46 |
| Financial_Report.xlsx | 160431 | 2017-02-09 12:36:46 |
| gwb-20161231.xml | 5840663 | 2017-02-09 12:36:46 |
| gwb-20161231.xsd | 89963 | 2017-02-09 12:36:46 |
| gwb-20161231x10xq.htm | 3746755 | 2017-02-09 12:36:46 |
| gwb-20161231x10xqxex311.htm | 14435 | 2017-02-09 12:36:46 |
| gwb-20161231x10xqxex312.htm | 14216 | 2017-02-09 12:36:46 |
| gwb-20161231x10xqxex321.htm | 8103 | 2017-02-09 12:36:46 |
| gwb-20161231x10xqxex322.htm | 7940 | 2017-02-09 12:36:46 |
| gwb-20161231_cal.xml | 174673 | 2017-02-09 12:36:46 |
| gwb-20161231_def.xml | 519083 | 2017-02-09 12:36:46 |
| gwb-20161231_lab.xml | 1161976 | 2017-02-09 12:36:46 |
| gwb-20161231_pre.xml | 763077 | 2017-02-09 12:36:46 |
| R1.htm | 20401 | 2017-02-09 12:36:46 |
| R10.htm | 22135 | 2017-02-09 12:36:46 |
| R100.htm | 23687 | 2017-02-09 12:36:46 |
| R101.htm | 28015 | 2017-02-09 12:36:46 |
| R102.htm | 4164 | 2017-02-09 12:36:46 |
| R103.htm | 38364 | 2017-02-09 12:36:46 |
| R104.htm | 20016 | 2017-02-09 12:36:46 |
| R105.htm | 9869 | 2017-02-09 12:36:46 |
| R11.htm | 78145 | 2017-02-09 12:36:46 |
| R12.htm | 195362 | 2017-02-09 12:36:46 |
| R13.htm | 757263 | 2017-02-09 12:36:46 |
| R14.htm | 225371 | 2017-02-09 12:36:46 |
| R15.htm | 61143 | 2017-02-09 12:36:46 |
| R16.htm | 19358 | 2017-02-09 12:36:46 |
| R17.htm | 110808 | 2017-02-09 12:36:46 |
| R18.htm | 24725 | 2017-02-09 12:36:46 |
| R19.htm | 52305 | 2017-02-09 12:36:46 |
| R2.htm | 90977 | 2017-02-09 12:36:46 |
| R20.htm | 41922 | 2017-02-09 12:36:46 |
| R21.htm | 47389 | 2017-02-09 12:36:46 |
| R22.htm | 28522 | 2017-02-09 12:36:46 |
| R23.htm | 72005 | 2017-02-09 12:36:46 |
| R24.htm | 21163 | 2017-02-09 12:36:46 |
| R25.htm | 66756 | 2017-02-09 12:36:46 |
| R26.htm | 218523 | 2017-02-09 12:36:46 |
| R27.htm | 24368 | 2017-02-09 12:36:46 |
| R28.htm | 147689 | 2017-02-09 12:36:46 |
| R29.htm | 50178 | 2017-02-09 12:36:46 |
| R3.htm | 21309 | 2017-02-09 12:36:46 |
| R30.htm | 73365 | 2017-02-09 12:36:46 |
| R31.htm | 196174 | 2017-02-09 12:36:46 |
| R32.htm | 800280 | 2017-02-09 12:36:46 |
| R33.htm | 221747 | 2017-02-09 12:36:46 |
| R34.htm | 168393 | 2017-02-09 12:36:46 |
| R35.htm | 18108 | 2017-02-09 12:36:46 |
| R36.htm | 163062 | 2017-02-09 12:36:46 |
| R37.htm | 18346 | 2017-02-09 12:36:46 |
| R38.htm | 59486 | 2017-02-09 12:36:46 |
| R39.htm | 37576 | 2017-02-09 12:36:46 |
| R4.htm | 111587 | 2017-02-09 12:36:46 |
| R40.htm | 45077 | 2017-02-09 12:36:46 |
| R41.htm | 27037 | 2017-02-09 12:36:46 |
| R42.htm | 63382 | 2017-02-09 12:36:46 |
| R43.htm | 18102 | 2017-02-09 12:36:46 |
| R44.htm | 57481 | 2017-02-09 12:36:46 |
| R45.htm | 205517 | 2017-02-09 12:36:46 |
| R46.htm | 21072 | 2017-02-09 12:36:46 |
| R47.htm | 33026 | 2017-02-09 12:36:46 |
| R48.htm | 15482 | 2017-02-09 12:36:46 |
| R49.htm | 40848 | 2017-02-09 12:36:46 |
| R5.htm | 4896 | 2017-02-09 12:36:46 |
| R50.htm | 21565 | 2017-02-09 12:36:46 |
| R51.htm | 46468 | 2017-02-09 12:36:46 |
| R52.htm | 11618 | 2017-02-09 12:36:46 |
| R53.htm | 19372 | 2017-02-09 12:36:46 |
| R54.htm | 13168 | 2017-02-09 12:36:46 |
| R55.htm | 20820 | 2017-02-09 12:36:46 |
| R56.htm | 38513 | 2017-02-09 12:36:46 |
| R57.htm | 38692 | 2017-02-09 12:36:46 |
| R58.htm | 32771 | 2017-02-09 12:36:46 |
| R59.htm | 18655 | 2017-02-09 12:36:46 |
| R6.htm | 33100 | 2017-02-09 12:36:46 |
| R60.htm | 29612 | 2017-02-09 12:36:46 |
| R61.htm | 24045 | 2017-02-09 12:36:46 |
| R62.htm | 16039 | 2017-02-09 12:36:46 |
| R63.htm | 61152 | 2017-02-09 12:36:46 |
| R64.htm | 77237 | 2017-02-09 12:36:46 |
| R65.htm | 53840 | 2017-02-09 12:36:46 |
| R66.htm | 175526 | 2017-02-09 12:36:46 |
| R67.htm | 19557 | 2017-02-09 12:36:46 |
| R68.htm | 50003 | 2017-02-09 12:36:46 |
| R69.htm | 24530 | 2017-02-09 12:36:46 |
| R7.htm | 4511 | 2017-02-09 12:36:46 |
| R70.htm | 65645 | 2017-02-09 12:36:46 |
| R71.htm | 11098 | 2017-02-09 12:36:46 |
| R72.htm | 24661 | 2017-02-09 12:36:46 |
| R73.htm | 6772 | 2017-02-09 12:36:46 |
| R74.htm | 11932 | 2017-02-09 12:36:46 |
| R75.htm | 21339 | 2017-02-09 12:36:46 |
| R76.htm | 11298 | 2017-02-09 12:36:46 |
| R77.htm | 39860 | 2017-02-09 12:36:46 |
| R78.htm | 6274 | 2017-02-09 12:36:46 |
| R79.htm | 13182 | 2017-02-09 12:36:46 |
| R8.htm | 103895 | 2017-02-09 12:36:46 |
| R80.htm | 9455 | 2017-02-09 12:36:46 |
| R81.htm | 19755 | 2017-02-09 12:36:46 |
| R82.htm | 5355 | 2017-02-09 12:36:46 |
| R83.htm | 17356 | 2017-02-09 12:36:46 |
| R84.htm | 24052 | 2017-02-09 12:36:46 |
| R85.htm | 9696 | 2017-02-09 12:36:46 |
| R86.htm | 9750 | 2017-02-09 12:36:46 |
| R87.htm | 28524 | 2017-02-09 12:36:46 |
| R88.htm | 20919 | 2017-02-09 12:36:46 |
| R89.htm | 22919 | 2017-02-09 12:36:46 |
| R9.htm | 80596 | 2017-02-09 12:36:46 |
| R90.htm | 22309 | 2017-02-09 12:36:46 |
| R91.htm | 29414 | 2017-02-09 12:36:46 |
| R92.htm | 15781 | 2017-02-09 12:36:46 |
| R93.htm | 45249 | 2017-02-09 12:36:46 |
| R94.htm | 9059 | 2017-02-09 12:36:46 |
| R95.htm | 15449 | 2017-02-09 12:36:46 |
| R96.htm | 29313 | 2017-02-09 12:36:46 |
| R97.htm | 40551 | 2017-02-09 12:36:46 |
| R98.htm | 61030 | 2017-02-09 12:36:46 |
| R99.htm | 10062 | 2017-02-09 12:36:46 |
| report.css | 2768 | 2017-02-09 12:36:46 |
| Show.js | 1411 | 2017-02-09 12:36:46 |