Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000897077-20-000064-index-headers.html | 2020-05-06 18:52:42 | |
| 0000897077-20-000064-index.html | 2020-05-06 18:52:42 | |
| 0000897077-20-000064.txt | 2020-05-06 18:52:42 | |
 0000897077-20-000064-xbrl.zip | 192803 | 2020-05-06 18:52:42 |
| a2020331-ex311.htm | 11128 | 2020-05-06 18:52:42 |
| a2020331-ex312.htm | 11790 | 2020-05-06 18:52:42 |
| a2020331-ex313.htm | 11693 | 2020-05-06 18:52:42 |
| a2020331-ex321.htm | 7135 | 2020-05-06 18:52:42 |
| a2020331-ex322.htm | 7752 | 2020-05-06 18:52:42 |
| a2020331-ex323.htm | 7543 | 2020-05-06 18:52:42 |
| alg-20200331.htm | 1310086 | 2020-05-06 18:52:42 |
| alg-20200331.xsd | 33405 | 2020-05-06 18:52:42 |
| alg-20200331_cal.xml | 106460 | 2020-05-06 18:52:42 |
| alg-20200331_def.xml | 137363 | 2020-05-06 18:52:42 |
| alg-20200331_htm.xml | 1275626 | 2020-05-06 18:52:42 |
| alg-20200331_lab.xml | 444040 | 2020-05-06 18:52:42 |
| alg-20200331_pre.xml | 286892 | 2020-05-06 18:52:42 |
| FilingSummary.xml | 31714 | 2020-05-06 18:52:42 |
| Financial_Report.xlsx | 53112 | 2020-05-06 18:52:42 |
| MetaLinks.json | 460380 | 2020-05-06 18:52:42 |
| R1.htm | 52195 | 2020-05-06 18:52:42 |
| R10.htm | 26605 | 2020-05-06 18:52:42 |
| R11.htm | 5471 | 2020-05-06 18:52:42 |
| R12.htm | 18754 | 2020-05-06 18:52:42 |
| R13.htm | 4859 | 2020-05-06 18:52:42 |
| R14.htm | 6966 | 2020-05-06 18:52:42 |
| R15.htm | 53475 | 2020-05-06 18:52:42 |
| R16.htm | 223073 | 2020-05-06 18:52:42 |
| R17.htm | 26827 | 2020-05-06 18:52:42 |
| R18.htm | 13898 | 2020-05-06 18:52:42 |
| R19.htm | 22368 | 2020-05-06 18:52:42 |
| R2.htm | 81160 | 2020-05-06 18:52:42 |
| R20.htm | 5863 | 2020-05-06 18:52:42 |
| R21.htm | 83432 | 2020-05-06 18:52:42 |
| R22.htm | 7094 | 2020-05-06 18:52:42 |
| R23.htm | 11855 | 2020-05-06 18:52:42 |
| R24.htm | 18769 | 2020-05-06 18:52:42 |
| R25.htm | 18438 | 2020-05-06 18:52:42 |
| R26.htm | 54648 | 2020-05-06 18:52:42 |
| R27.htm | 158556 | 2020-05-06 18:52:42 |
| R28.htm | 28894 | 2020-05-06 18:52:42 |
| R29.htm | 12404 | 2020-05-06 18:52:42 |
| R3.htm | 10849 | 2020-05-06 18:52:42 |
| R30.htm | 22503 | 2020-05-06 18:52:42 |
| R31.htm | 85104 | 2020-05-06 18:52:42 |
| R32.htm | 21665 | 2020-05-06 18:52:42 |
| R33.htm | 34660 | 2020-05-06 18:52:42 |
| R34.htm | 5833 | 2020-05-06 18:52:42 |
| R35.htm | 8909 | 2020-05-06 18:52:42 |
| R36.htm | 12102 | 2020-05-06 18:52:42 |
| R37.htm | 9751 | 2020-05-06 18:52:42 |
| R38.htm | 14710 | 2020-05-06 18:52:42 |
| R39.htm | 35692 | 2020-05-06 18:52:42 |
| R4.htm | 54713 | 2020-05-06 18:52:42 |
| R40.htm | 13860 | 2020-05-06 18:52:42 |
| R41.htm | 16100 | 2020-05-06 18:52:42 |
| R42.htm | 43413 | 2020-05-06 18:52:42 |
| R43.htm | 3901 | 2020-05-06 18:52:42 |
| R44.htm | 32116 | 2020-05-06 18:52:42 |
| R45.htm | 9102 | 2020-05-06 18:52:42 |
| R46.htm | 22109 | 2020-05-06 18:52:42 |
| R47.htm | 9266 | 2020-05-06 18:52:42 |
| R48.htm | 6403 | 2020-05-06 18:52:42 |
| R49.htm | 9786 | 2020-05-06 18:52:42 |
| R5.htm | 26975 | 2020-05-06 18:52:42 |
| R50.htm | 23351 | 2020-05-06 18:52:42 |
| R51.htm | 11216 | 2020-05-06 18:52:42 |
| R52.htm | 24743 | 2020-05-06 18:52:42 |
| R53.htm | 18475 | 2020-05-06 18:52:42 |
| R6.htm | 35544 | 2020-05-06 18:52:42 |
| R7.htm | 4505 | 2020-05-06 18:52:42 |
| R8.htm | 87021 | 2020-05-06 18:52:42 |
| R9.htm | 11152 | 2020-05-06 18:52:42 |
| report.css | 2767 | 2020-05-06 18:52:42 |
| Show.js | 1085 | 2020-05-06 18:52:42 |