Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000766421-15-000009-index-headers.html | 2015-02-11 17:13:00 | |
| 0000766421-15-000009-index.html | 2015-02-11 17:13:00 | |
| 0000766421-15-000009.txt | 2015-02-11 17:13:00 | |
 0000766421-15-000009-xbrl.zip | 334005 | 2015-02-11 17:13:00 |
| alk-20141231.xml | 3352146 | 2015-02-11 17:13:00 |
| alk-20141231.xsd | 65200 | 2015-02-11 17:13:00 |
| alk-20141231_cal.xml | 139022 | 2015-02-11 17:13:00 |
| alk-20141231_def.xml | 525748 | 2015-02-11 17:13:00 |
| alk-20141231_lab.xml | 1035812 | 2015-02-11 17:13:00 |
| alk-20141231_pre.xml | 633855 | 2015-02-11 17:13:00 |
| alk10-k123114.htm | 3343808 | 2015-02-11 17:13:00 |
| alk10-k123114ex21.htm | 4214 | 2015-02-11 17:13:00 |
| alk10-k123114ex231.htm | 4678 | 2015-02-11 17:13:00 |
| alk10-k123114ex311.htm | 14377 | 2015-02-11 17:13:00 |
| alk10-k123114ex312.htm | 14472 | 2015-02-11 17:13:00 |
| alk10-k123114ex321.htm | 6664 | 2015-02-11 17:13:00 |
| alk10-k123114ex322.htm | 6720 | 2015-02-11 17:13:00 |
 alk10-k123_chartx12419a01.jpg | 82842 | 2015-02-11 17:13:00 |
| FilingSummary.xml | 38080 | 2015-02-11 17:13:00 |
| Financial_Report.xls | 2778561 | 2015-02-11 17:13:00 |
| Financial_Report.xlsx | 312839 | 2015-02-11 17:13:00 |
| R1.htm | 38227 | 2015-02-11 17:13:00 |
| R10.htm | 55347 | 2015-02-11 17:13:00 |
| R11.htm | 84161 | 2015-02-11 17:13:00 |
| R12.htm | 8304 | 2015-02-11 17:13:00 |
| R13.htm | 31854 | 2015-02-11 17:13:00 |
| R14.htm | 93558 | 2015-02-11 17:13:00 |
| R15.htm | 235114 | 2015-02-11 17:13:00 |
| R16.htm | 56411 | 2015-02-11 17:13:00 |
| R17.htm | 59020 | 2015-02-11 17:13:00 |
| R18.htm | 10549 | 2015-02-11 17:13:00 |
| R19.htm | 122372 | 2015-02-11 17:13:00 |
| R2.htm | 153825 | 2015-02-11 17:13:00 |
| R20.htm | 400987 | 2015-02-11 17:13:00 |
| R21.htm | 111814 | 2015-02-11 17:13:00 |
| R22.htm | 42369 | 2015-02-11 17:13:00 |
| R23.htm | 109557 | 2015-02-11 17:13:00 |
| R24.htm | 43783 | 2015-02-11 17:13:00 |
| R25.htm | 77396 | 2015-02-11 17:13:00 |
| R26.htm | 33936 | 2015-02-11 17:13:00 |
| R27.htm | 96370 | 2015-02-11 17:13:00 |
| R28.htm | 214741 | 2015-02-11 17:13:00 |
| R29.htm | 38804 | 2015-02-11 17:13:00 |
| R3.htm | 37322 | 2015-02-11 17:13:00 |
| R30.htm | 49127 | 2015-02-11 17:13:00 |
| R31.htm | 124602 | 2015-02-11 17:13:00 |
| R32.htm | 395230 | 2015-02-11 17:13:00 |
| R33.htm | 6767 | 2015-02-11 17:13:00 |
| R34.htm | 10757 | 2015-02-11 17:13:00 |
| R35.htm | 23200 | 2015-02-11 17:13:00 |
| R36.htm | 5652 | 2015-02-11 17:13:00 |
| R37.htm | 5727 | 2015-02-11 17:13:00 |
| R38.htm | 48151 | 2015-02-11 17:13:00 |
| R39.htm | 6460 | 2015-02-11 17:13:00 |
| R4.htm | 130102 | 2015-02-11 17:13:00 |
| R40.htm | 6704 | 2015-02-11 17:13:00 |
| R41.htm | 102863 | 2015-02-11 17:13:00 |
| R42.htm | 34199 | 2015-02-11 17:13:00 |
| R43.htm | 44508 | 2015-02-11 17:13:00 |
| R44.htm | 25838 | 2015-02-11 17:13:00 |
| R45.htm | 17785 | 2015-02-11 17:13:00 |
| R46.htm | 106588 | 2015-02-11 17:13:00 |
| R47.htm | 12342 | 2015-02-11 17:13:00 |
| R48.htm | 8492 | 2015-02-11 17:13:00 |
| R49.htm | 63679 | 2015-02-11 17:13:00 |
| R5.htm | 109972 | 2015-02-11 17:13:00 |
| R50.htm | 16290 | 2015-02-11 17:13:00 |
| R51.htm | 48483 | 2015-02-11 17:13:00 |
| R52.htm | 37582 | 2015-02-11 17:13:00 |
| R53.htm | 36521 | 2015-02-11 17:13:00 |
| R54.htm | 66276 | 2015-02-11 17:13:00 |
| R55.htm | 51540 | 2015-02-11 17:13:00 |
| R56.htm | 97868 | 2015-02-11 17:13:00 |
| R57.htm | 53913 | 2015-02-11 17:13:00 |
| R58.htm | 9160 | 2015-02-11 17:13:00 |
| R59.htm | 55340 | 2015-02-11 17:13:00 |
| R6.htm | 68338 | 2015-02-11 17:13:00 |
| R60.htm | 44143 | 2015-02-11 17:13:00 |
| R61.htm | 22428 | 2015-02-11 17:13:00 |
| R62.htm | 6621 | 2015-02-11 17:13:00 |
| R63.htm | 9923 | 2015-02-11 17:13:00 |
| R64.htm | 9406 | 2015-02-11 17:13:00 |
| R65.htm | 137433 | 2015-02-11 17:13:00 |
| R66.htm | 38826 | 2015-02-11 17:13:00 |
| R67.htm | 13433 | 2015-02-11 17:13:00 |
| R68.htm | 20385 | 2015-02-11 17:13:00 |
| R69.htm | 14532 | 2015-02-11 17:13:00 |
| R7.htm | 133842 | 2015-02-11 17:13:00 |
| R70.htm | 10281 | 2015-02-11 17:13:00 |
| R71.htm | 13039 | 2015-02-11 17:13:00 |
| R72.htm | 23674 | 2015-02-11 17:13:00 |
| R73.htm | 213213 | 2015-02-11 17:13:00 |
| R74.htm | 255795 | 2015-02-11 17:13:00 |
| R8.htm | 78805 | 2015-02-11 17:13:00 |
| R9.htm | 105587 | 2015-02-11 17:13:00 |
| report.css | 2740 | 2015-02-11 17:13:00 |
| Show.js | 1410 | 2015-02-11 17:13:00 |