Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001689796-19-000004-index-headers.html | 2019-02-26 16:17:14 | |
| 0001689796-19-000004-index.html | 2019-02-26 16:17:14 | |
| 0001689796-19-000004.txt | 2019-02-26 16:17:14 | |
 0001689796-19-000004-xbrl.zip | 499108 | 2019-02-26 16:17:14 |
 chart-cbd66df9558d2a85df2a01.jpg | 72216 | 2019-02-26 16:17:14 |
| FilingSummary.xml | 65348 | 2019-02-26 16:17:14 |
| Financial_Report.xlsx | 177001 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit1014.htm | 140850 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit211.htm | 223958 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit231.htm | 3445 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit311.htm | 14393 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit312.htm | 14246 | 2019-02-26 16:17:14 |
| jbgs-10k123118exhibit321.htm | 10422 | 2019-02-26 16:17:14 |
| jbgs-12311810xk.htm | 3871453 | 2019-02-26 16:17:14 |
| jbgs-20181231.xml | 4130854 | 2019-02-26 16:17:14 |
| jbgs-20181231.xsd | 112867 | 2019-02-26 16:17:14 |
| jbgs-20181231_cal.xml | 176402 | 2019-02-26 16:17:14 |
| jbgs-20181231_def.xml | 728136 | 2019-02-26 16:17:14 |
| jbgs-20181231_lab.xml | 1378500 | 2019-02-26 16:17:14 |
| jbgs-20181231_pre.xml | 993976 | 2019-02-26 16:17:14 |
 logoverticaltransbluea02.jpg | 33610 | 2019-02-26 16:17:14 |
| R1.htm | 35666 | 2019-02-26 16:17:14 |
| R10.htm | 73843 | 2019-02-26 16:17:14 |
| R100.htm | 50233 | 2019-02-26 16:17:14 |
| R101.htm | 32519 | 2019-02-26 16:17:14 |
| R102.htm | 18900 | 2019-02-26 16:17:14 |
| R103.htm | 30573 | 2019-02-26 16:17:14 |
| R104.htm | 14856 | 2019-02-26 16:17:14 |
| R105.htm | 90528 | 2019-02-26 16:17:14 |
| R106.htm | 44094 | 2019-02-26 16:17:14 |
| R107.htm | 13999 | 2019-02-26 16:17:14 |
| R108.htm | 12507 | 2019-02-26 16:17:14 |
| R109.htm | 474749 | 2019-02-26 16:17:14 |
| R11.htm | 99723 | 2019-02-26 16:17:14 |
| R12.htm | 94145 | 2019-02-26 16:17:14 |
| R13.htm | 19570 | 2019-02-26 16:17:14 |
| R14.htm | 99302 | 2019-02-26 16:17:14 |
| R15.htm | 14566 | 2019-02-26 16:17:14 |
| R16.htm | 88862 | 2019-02-26 16:17:14 |
| R17.htm | 69215 | 2019-02-26 16:17:14 |
| R18.htm | 40612 | 2019-02-26 16:17:14 |
| R19.htm | 50687 | 2019-02-26 16:17:14 |
| R2.htm | 85996 | 2019-02-26 16:17:14 |
| R20.htm | 64114 | 2019-02-26 16:17:14 |
| R21.htm | 131814 | 2019-02-26 16:17:14 |
| R22.htm | 25672 | 2019-02-26 16:17:14 |
| R23.htm | 40763 | 2019-02-26 16:17:14 |
| R24.htm | 15040 | 2019-02-26 16:17:14 |
| R25.htm | 71114 | 2019-02-26 16:17:14 |
| R26.htm | 184532 | 2019-02-26 16:17:14 |
| R27.htm | 25944 | 2019-02-26 16:17:14 |
| R28.htm | 21957 | 2019-02-26 16:17:14 |
| R29.htm | 56483 | 2019-02-26 16:17:14 |
| R3.htm | 22282 | 2019-02-26 16:17:14 |
| R30.htm | 5479 | 2019-02-26 16:17:14 |
| R31.htm | 28198 | 2019-02-26 16:17:14 |
| R32.htm | 379758 | 2019-02-26 16:17:14 |
| R33.htm | 24950 | 2019-02-26 16:17:14 |
| R34.htm | 129135 | 2019-02-26 16:17:14 |
| R35.htm | 16267 | 2019-02-26 16:17:14 |
| R36.htm | 30132 | 2019-02-26 16:17:14 |
| R37.htm | 99838 | 2019-02-26 16:17:14 |
| R38.htm | 94815 | 2019-02-26 16:17:14 |
| R39.htm | 16353 | 2019-02-26 16:17:14 |
| R4.htm | 84823 | 2019-02-26 16:17:14 |
| R40.htm | 90675 | 2019-02-26 16:17:14 |
| R41.htm | 95095 | 2019-02-26 16:17:14 |
| R42.htm | 70843 | 2019-02-26 16:17:14 |
| R43.htm | 39943 | 2019-02-26 16:17:14 |
| R44.htm | 44561 | 2019-02-26 16:17:14 |
| R45.htm | 60752 | 2019-02-26 16:17:14 |
| R46.htm | 104516 | 2019-02-26 16:17:14 |
| R47.htm | 25074 | 2019-02-26 16:17:14 |
| R48.htm | 38761 | 2019-02-26 16:17:14 |
| R49.htm | 13646 | 2019-02-26 16:17:14 |
| R5.htm | 29356 | 2019-02-26 16:17:14 |
| R50.htm | 65664 | 2019-02-26 16:17:14 |
| R51.htm | 181369 | 2019-02-26 16:17:14 |
| R52.htm | 14643 | 2019-02-26 16:17:14 |
| R53.htm | 56381 | 2019-02-26 16:17:14 |
| R54.htm | 70847 | 2019-02-26 16:17:14 |
| R55.htm | 23491 | 2019-02-26 16:17:14 |
| R56.htm | 14950 | 2019-02-26 16:17:14 |
| R57.htm | 53619 | 2019-02-26 16:17:14 |
| R58.htm | 80778 | 2019-02-26 16:17:14 |
| R59.htm | 30396 | 2019-02-26 16:17:14 |
| R6.htm | 81226 | 2019-02-26 16:17:14 |
| R60.htm | 51994 | 2019-02-26 16:17:14 |
| R61.htm | 19002 | 2019-02-26 16:17:14 |
| R62.htm | 20064 | 2019-02-26 16:17:14 |
| R63.htm | 128021 | 2019-02-26 16:17:14 |
| R64.htm | 15702 | 2019-02-26 16:17:14 |
| R65.htm | 41972 | 2019-02-26 16:17:14 |
| R66.htm | 74064 | 2019-02-26 16:17:14 |
| R67.htm | 14535 | 2019-02-26 16:17:14 |
| R68.htm | 31861 | 2019-02-26 16:17:14 |
| R69.htm | 13122 | 2019-02-26 16:17:14 |
| R7.htm | 159327 | 2019-02-26 16:17:14 |
| R70.htm | 25458 | 2019-02-26 16:17:14 |
| R71.htm | 23680 | 2019-02-26 16:17:14 |
| R72.htm | 18985 | 2019-02-26 16:17:14 |
| R73.htm | 17682 | 2019-02-26 16:17:14 |
| R74.htm | 20715 | 2019-02-26 16:17:14 |
| R75.htm | 74281 | 2019-02-26 16:17:14 |
| R76.htm | 32913 | 2019-02-26 16:17:14 |
| R77.htm | 20126 | 2019-02-26 16:17:14 |
| R78.htm | 36098 | 2019-02-26 16:17:14 |
| R79.htm | 15711 | 2019-02-26 16:17:14 |
| R8.htm | 4796 | 2019-02-26 16:17:14 |
| R80.htm | 29267 | 2019-02-26 16:17:14 |
| R81.htm | 10660 | 2019-02-26 16:17:14 |
| R82.htm | 31239 | 2019-02-26 16:17:14 |
| R83.htm | 28171 | 2019-02-26 16:17:14 |
| R84.htm | 35704 | 2019-02-26 16:17:14 |
| R85.htm | 44414 | 2019-02-26 16:17:14 |
| R86.htm | 77326 | 2019-02-26 16:17:14 |
| R87.htm | 87026 | 2019-02-26 16:17:14 |
| R88.htm | 66946 | 2019-02-26 16:17:14 |
| R89.htm | 39830 | 2019-02-26 16:17:14 |
| R9.htm | 36037 | 2019-02-26 16:17:14 |
| R90.htm | 58250 | 2019-02-26 16:17:14 |
| R91.htm | 15342 | 2019-02-26 16:17:14 |
| R92.htm | 35915 | 2019-02-26 16:17:14 |
| R93.htm | 5352 | 2019-02-26 16:17:14 |
| R94.htm | 5375 | 2019-02-26 16:17:14 |
| R95.htm | 19487 | 2019-02-26 16:17:14 |
| R96.htm | 9215 | 2019-02-26 16:17:14 |
| R97.htm | 35226 | 2019-02-26 16:17:14 |
| R98.htm | 15183 | 2019-02-26 16:17:14 |
| R99.htm | 9199 | 2019-02-26 16:17:14 |
| R9999.htm | 8982 | 2019-02-26 16:17:14 |
| report.css | 2768 | 2019-02-26 16:17:14 |
| Show.js | 1086 | 2019-02-26 16:17:14 |