Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-19-030099-index-headers.html | 2019-08-07 16:21:28 | |
| 0001564590-19-030099-index.html | 2019-08-07 16:21:28 | |
| 0001564590-19-030099.txt | 2019-08-07 16:21:28 | |
 0001564590-19-030099-xbrl.zip | 128686 | 2019-08-07 16:21:28 |
| FilingSummary.xml | 39016 | 2019-08-07 16:21:28 |
| Financial_Report.xlsx | 66849 | 2019-08-07 16:21:28 |
| nl-10q_20190630.htm | 3113980 | 2019-08-07 16:21:28 |
| nl-20190630.xml | 1835118 | 2019-08-07 16:21:28 |
| nl-20190630.xsd | 52562 | 2019-08-07 16:21:28 |
| nl-20190630_cal.xml | 76115 | 2019-08-07 16:21:28 |
| nl-20190630_def.xml | 156036 | 2019-08-07 16:21:28 |
| nl-20190630_lab.xml | 387660 | 2019-08-07 16:21:28 |
| nl-20190630_pre.xml | 305005 | 2019-08-07 16:21:28 |
| nl-ex311_14.htm | 15673 | 2019-08-07 16:21:28 |
| nl-ex312_15.htm | 15449 | 2019-08-07 16:21:28 |
| nl-ex321_16.htm | 7340 | 2019-08-07 16:21:28 |
| R1.htm | 42304 | 2019-08-07 16:21:28 |
| R10.htm | 43938 | 2019-08-07 16:21:28 |
| R11.htm | 114969 | 2019-08-07 16:21:28 |
| R12.htm | 26503 | 2019-08-07 16:21:28 |
| R13.htm | 23489 | 2019-08-07 16:21:28 |
| R14.htm | 5253 | 2019-08-07 16:21:28 |
| R15.htm | 29419 | 2019-08-07 16:21:28 |
| R16.htm | 45420 | 2019-08-07 16:21:28 |
| R17.htm | 48235 | 2019-08-07 16:21:28 |
| R18.htm | 101525 | 2019-08-07 16:21:28 |
| R19.htm | 226631 | 2019-08-07 16:21:28 |
| R2.htm | 127796 | 2019-08-07 16:21:28 |
| R20.htm | 65115 | 2019-08-07 16:21:28 |
| R21.htm | 31803 | 2019-08-07 16:21:28 |
| R22.htm | 5825 | 2019-08-07 16:21:28 |
| R23.htm | 11151 | 2019-08-07 16:21:28 |
| R24.htm | 29743 | 2019-08-07 16:21:28 |
| R25.htm | 27386 | 2019-08-07 16:21:28 |
| R26.htm | 39456 | 2019-08-07 16:21:28 |
| R27.htm | 117352 | 2019-08-07 16:21:28 |
| R28.htm | 26485 | 2019-08-07 16:21:28 |
| R29.htm | 23037 | 2019-08-07 16:21:28 |
| R3.htm | 61127 | 2019-08-07 16:21:28 |
| R30.htm | 28984 | 2019-08-07 16:21:28 |
| R31.htm | 44537 | 2019-08-07 16:21:28 |
| R32.htm | 47663 | 2019-08-07 16:21:28 |
| R33.htm | 97951 | 2019-08-07 16:21:28 |
| R34.htm | 225955 | 2019-08-07 16:21:28 |
| R35.htm | 27681 | 2019-08-07 16:21:28 |
| R36.htm | 30912 | 2019-08-07 16:21:28 |
| R37.htm | 16500 | 2019-08-07 16:21:28 |
| R38.htm | 14332 | 2019-08-07 16:21:28 |
| R39.htm | 12095 | 2019-08-07 16:21:28 |
| R4.htm | 29937 | 2019-08-07 16:21:28 |
| R40.htm | 11919 | 2019-08-07 16:21:28 |
| R41.htm | 9083 | 2019-08-07 16:21:28 |
| R42.htm | 10354 | 2019-08-07 16:21:28 |
| R43.htm | 27092 | 2019-08-07 16:21:28 |
| R44.htm | 31772 | 2019-08-07 16:21:28 |
| R45.htm | 16960 | 2019-08-07 16:21:28 |
| R46.htm | 12963 | 2019-08-07 16:21:28 |
| R47.htm | 9891 | 2019-08-07 16:21:28 |
| R48.htm | 23172 | 2019-08-07 16:21:28 |
| R49.htm | 13151 | 2019-08-07 16:21:28 |
| R5.htm | 39577 | 2019-08-07 16:21:28 |
| R50.htm | 10551 | 2019-08-07 16:21:28 |
| R51.htm | 14826 | 2019-08-07 16:21:28 |
| R52.htm | 6047 | 2019-08-07 16:21:28 |
| R53.htm | 12558 | 2019-08-07 16:21:28 |
| R54.htm | 17269 | 2019-08-07 16:21:28 |
| R55.htm | 4926 | 2019-08-07 16:21:28 |
| R56.htm | 19701 | 2019-08-07 16:21:28 |
| R57.htm | 30371 | 2019-08-07 16:21:28 |
| R58.htm | 88873 | 2019-08-07 16:21:28 |
| R59.htm | 17709 | 2019-08-07 16:21:28 |
| R6.htm | 76576 | 2019-08-07 16:21:28 |
| R60.htm | 16759 | 2019-08-07 16:21:28 |
| R7.htm | 10299 | 2019-08-07 16:21:28 |
| R8.htm | 32365 | 2019-08-07 16:21:28 |
| R9.htm | 26572 | 2019-08-07 16:21:28 |
| report.css | 2767 | 2019-08-07 16:21:28 |
| Show.js | 1085 | 2019-08-07 16:21:28 |