Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000897077-19-000042-index-headers.html | 2019-05-01 17:11:30 | |
| 0000897077-19-000042-index.html | 2019-05-01 17:11:30 | |
| 0000897077-19-000042.txt | 2019-05-01 17:11:30 | |
 0000897077-19-000042-xbrl.zip | 182879 | 2019-05-01 17:11:30 |
| a2019331-ex311.htm | 10521 | 2019-05-01 17:11:30 |
| a2019331-ex312.htm | 11170 | 2019-05-01 17:11:30 |
| a2019331-ex313.htm | 11073 | 2019-05-01 17:11:30 |
| a2019331-ex321.htm | 7048 | 2019-05-01 17:11:30 |
| a2019331-ex322.htm | 7652 | 2019-05-01 17:11:30 |
| a2019331-ex323.htm | 8081 | 2019-05-01 17:11:30 |
| alg-20190331.htm | 1039196 | 2019-05-01 17:11:30 |
| alg-20190331.xsd | 34871 | 2019-05-01 17:11:30 |
| alg-20190331_cal.xml | 113133 | 2019-05-01 17:11:30 |
| alg-20190331_def.xml | 116818 | 2019-05-01 17:11:30 |
| alg-20190331_htm.xml | 960286 | 2019-05-01 17:11:30 |
| alg-20190331_lab.xml | 446049 | 2019-05-01 17:11:30 |
| alg-20190331_pre.xml | 292225 | 2019-05-01 17:11:30 |
| FilingSummary.xml | 34189 | 2019-05-01 17:11:30 |
| Financial_Report.xlsx | 54635 | 2019-05-01 17:11:30 |
| MetaLinks.json | 476306 | 2019-05-01 17:11:30 |
| R1.htm | 24084 | 2019-05-01 17:11:30 |
| R10.htm | 6527 | 2019-05-01 17:11:30 |
| R11.htm | 13866 | 2019-05-01 17:11:30 |
| R12.htm | 7314 | 2019-05-01 17:11:30 |
| R13.htm | 16098 | 2019-05-01 17:11:30 |
| R14.htm | 4865 | 2019-05-01 17:11:30 |
| R15.htm | 6830 | 2019-05-01 17:11:30 |
| R16.htm | 46104 | 2019-05-01 17:11:30 |
| R17.htm | 19042 | 2019-05-01 17:11:30 |
| R18.htm | 12558 | 2019-05-01 17:11:30 |
| R19.htm | 18520 | 2019-05-01 17:11:30 |
| R2.htm | 82828 | 2019-05-01 17:11:30 |
| R20.htm | 71000 | 2019-05-01 17:11:30 |
| R21.htm | 7007 | 2019-05-01 17:11:30 |
| R22.htm | 87131 | 2019-05-01 17:11:30 |
| R23.htm | 6558 | 2019-05-01 17:11:30 |
| R24.htm | 17239 | 2019-05-01 17:11:30 |
| R25.htm | 12737 | 2019-05-01 17:11:30 |
| R26.htm | 15876 | 2019-05-01 17:11:30 |
| R27.htm | 47653 | 2019-05-01 17:11:30 |
| R28.htm | 21114 | 2019-05-01 17:11:30 |
| R29.htm | 11125 | 2019-05-01 17:11:30 |
| R3.htm | 10787 | 2019-05-01 17:11:30 |
| R30.htm | 18668 | 2019-05-01 17:11:30 |
| R31.htm | 72879 | 2019-05-01 17:11:30 |
| R32.htm | 110646 | 2019-05-01 17:11:30 |
| R33.htm | 5666 | 2019-05-01 17:11:30 |
| R34.htm | 8151 | 2019-05-01 17:11:30 |
| R35.htm | 28105 | 2019-05-01 17:11:30 |
| R36.htm | 5838 | 2019-05-01 17:11:30 |
| R37.htm | 8917 | 2019-05-01 17:11:30 |
| R38.htm | 12109 | 2019-05-01 17:11:30 |
| R39.htm | 10284 | 2019-05-01 17:11:30 |
| R4.htm | 54518 | 2019-05-01 17:11:30 |
| R40.htm | 16974 | 2019-05-01 17:11:30 |
| R41.htm | 30268 | 2019-05-01 17:11:30 |
| R42.htm | 13885 | 2019-05-01 17:11:30 |
| R43.htm | 21434 | 2019-05-01 17:11:30 |
| R44.htm | 9280 | 2019-05-01 17:11:30 |
| R45.htm | 6403 | 2019-05-01 17:11:30 |
| R46.htm | 9786 | 2019-05-01 17:11:30 |
| R47.htm | 23316 | 2019-05-01 17:11:30 |
| R48.htm | 11508 | 2019-05-01 17:11:30 |
| R49.htm | 23114 | 2019-05-01 17:11:30 |
| R5.htm | 24760 | 2019-05-01 17:11:30 |
| R50.htm | 21919 | 2019-05-01 17:11:30 |
| R51.htm | 15777 | 2019-05-01 17:11:30 |
| R52.htm | 78287 | 2019-05-01 17:11:30 |
| R53.htm | 31387 | 2019-05-01 17:11:30 |
| R54.htm | 9101 | 2019-05-01 17:11:30 |
| R55.htm | 5966 | 2019-05-01 17:11:30 |
| R56.htm | 14576 | 2019-05-01 17:11:30 |
| R6.htm | 42654 | 2019-05-01 17:11:30 |
| R7.htm | 4505 | 2019-05-01 17:11:30 |
| R8.htm | 87475 | 2019-05-01 17:11:30 |
| R9.htm | 13188 | 2019-05-01 17:11:30 |
| report.css | 2767 | 2019-05-01 17:11:30 |
| Show.js | 1085 | 2019-05-01 17:11:30 |