Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001564590-17-002393-index-headers.html | 2017-02-24 16:03:08 | |
| 0001564590-17-002393-index.html | 2017-02-24 16:03:08 | |
| 0001564590-17-002393.txt | 2017-02-24 16:03:08 | |
 0001564590-17-002393-xbrl.zip | 326975 | 2017-02-24 16:03:08 |
| amsf-10k_20161231.htm | 7895853 | 2017-02-24 16:03:08 |
| amsf-20161231.xml | 7869476 | 2017-02-24 16:03:08 |
| amsf-20161231.xsd | 101461 | 2017-02-24 16:03:08 |
| amsf-20161231_cal.xml | 140027 | 2017-02-24 16:03:08 |
| amsf-20161231_def.xml | 299738 | 2017-02-24 16:03:08 |
| amsf-20161231_lab.xml | 728827 | 2017-02-24 16:03:08 |
| amsf-20161231_pre.xml | 607433 | 2017-02-24 16:03:08 |
| amsf-ex1028_290.htm | 421399 | 2017-02-24 16:03:08 |
| amsf-ex1029_289.htm | 542753 | 2017-02-24 16:03:08 |
| amsf-ex109_399.htm | 69664 | 2017-02-24 16:03:08 |
| amsf-ex231_564.htm | 6887 | 2017-02-24 16:03:08 |
| amsf-ex241_427.htm | 13730 | 2017-02-24 16:03:08 |
| amsf-ex311_8.htm | 9250 | 2017-02-24 16:03:08 |
| amsf-ex312_6.htm | 9249 | 2017-02-24 16:03:08 |
| amsf-ex321_7.htm | 8787 | 2017-02-24 16:03:08 |
| FilingSummary.xml | 73277 | 2017-02-24 16:03:08 |
| Financial_Report.xlsx | 146449 | 2017-02-24 16:03:08 |
 g2017022420100623010581.jpg | 4263 | 2017-02-24 16:03:08 |
| R1.htm | 29979 | 2017-02-24 16:03:08 |
| R10.htm | 52936 | 2017-02-24 16:03:08 |
| R100.htm | 13417 | 2017-02-24 16:03:08 |
| R101.htm | 42390 | 2017-02-24 16:03:08 |
| R102.htm | 18248 | 2017-02-24 16:03:08 |
| R103.htm | 13274 | 2017-02-24 16:03:08 |
| R104.htm | 45521 | 2017-02-24 16:03:08 |
| R105.htm | 7405 | 2017-02-24 16:03:08 |
| R106.htm | 37413 | 2017-02-24 16:03:08 |
| R107.htm | 43046 | 2017-02-24 16:03:08 |
| R108.htm | 25253 | 2017-02-24 16:03:08 |
| R11.htm | 56390 | 2017-02-24 16:03:08 |
| R12.htm | 50614 | 2017-02-24 16:03:08 |
| R13.htm | 97779 | 2017-02-24 16:03:08 |
| R14.htm | 179207 | 2017-02-24 16:03:08 |
| R15.htm | 5626 | 2017-02-24 16:03:08 |
| R16.htm | 524677 | 2017-02-24 16:03:08 |
| R17.htm | 26830 | 2017-02-24 16:03:08 |
| R18.htm | 5667 | 2017-02-24 16:03:08 |
| R19.htm | 300895 | 2017-02-24 16:03:08 |
| R2.htm | 85689 | 2017-02-24 16:03:08 |
| R20.htm | 99339 | 2017-02-24 16:03:08 |
| R21.htm | 212151 | 2017-02-24 16:03:08 |
| R22.htm | 6674 | 2017-02-24 16:03:08 |
| R23.htm | 37434 | 2017-02-24 16:03:08 |
| R24.htm | 180437 | 2017-02-24 16:03:08 |
| R25.htm | 368839 | 2017-02-24 16:03:08 |
| R26.htm | 204126 | 2017-02-24 16:03:08 |
| R27.htm | 5906 | 2017-02-24 16:03:08 |
| R28.htm | 5931 | 2017-02-24 16:03:08 |
| R29.htm | 233879 | 2017-02-24 16:03:08 |
| R3.htm | 20041 | 2017-02-24 16:03:08 |
| R30.htm | 73726 | 2017-02-24 16:03:08 |
| R31.htm | 99883 | 2017-02-24 16:03:08 |
| R32.htm | 892271 | 2017-02-24 16:03:08 |
| R33.htm | 52663 | 2017-02-24 16:03:08 |
| R34.htm | 56131 | 2017-02-24 16:03:08 |
| R35.htm | 49682 | 2017-02-24 16:03:08 |
| R36.htm | 95236 | 2017-02-24 16:03:08 |
| R37.htm | 180903 | 2017-02-24 16:03:08 |
| R38.htm | 525058 | 2017-02-24 16:03:08 |
| R39.htm | 26266 | 2017-02-24 16:03:08 |
| R4.htm | 60825 | 2017-02-24 16:03:08 |
| R40.htm | 291975 | 2017-02-24 16:03:08 |
| R41.htm | 100569 | 2017-02-24 16:03:08 |
| R42.htm | 211829 | 2017-02-24 16:03:08 |
| R43.htm | 34094 | 2017-02-24 16:03:08 |
| R44.htm | 181491 | 2017-02-24 16:03:08 |
| R45.htm | 358128 | 2017-02-24 16:03:08 |
| R46.htm | 202773 | 2017-02-24 16:03:08 |
| R47.htm | 35018 | 2017-02-24 16:03:08 |
| R48.htm | 33663 | 2017-02-24 16:03:08 |
| R49.htm | 30862 | 2017-02-24 16:03:08 |
| R5.htm | 15167 | 2017-02-24 16:03:08 |
| R50.htm | 35730 | 2017-02-24 16:03:08 |
| R51.htm | 35152 | 2017-02-24 16:03:08 |
| R52.htm | 31779 | 2017-02-24 16:03:08 |
| R53.htm | 42025 | 2017-02-24 16:03:08 |
| R54.htm | 23461 | 2017-02-24 16:03:08 |
| R55.htm | 73547 | 2017-02-24 16:03:08 |
| R56.htm | 9546 | 2017-02-24 16:03:08 |
| R57.htm | 10393 | 2017-02-24 16:03:08 |
| R58.htm | 5139 | 2017-02-24 16:03:08 |
| R59.htm | 11456 | 2017-02-24 16:03:08 |
| R6.htm | 61279 | 2017-02-24 16:03:08 |
| R60.htm | 12351 | 2017-02-24 16:03:08 |
| R61.htm | 18929 | 2017-02-24 16:03:08 |
| R62.htm | 8733 | 2017-02-24 16:03:08 |
| R63.htm | 12704 | 2017-02-24 16:03:08 |
| R64.htm | 18985 | 2017-02-24 16:03:08 |
| R65.htm | 14937 | 2017-02-24 16:03:08 |
| R66.htm | 9342 | 2017-02-24 16:03:08 |
| R67.htm | 20611 | 2017-02-24 16:03:08 |
| R68.htm | 41865 | 2017-02-24 16:03:08 |
| R69.htm | 24007 | 2017-02-24 16:03:08 |
| R7.htm | 89772 | 2017-02-24 16:03:08 |
| R70.htm | 9616 | 2017-02-24 16:03:08 |
| R71.htm | 18434 | 2017-02-24 16:03:08 |
| R72.htm | 16138 | 2017-02-24 16:03:08 |
| R73.htm | 87524 | 2017-02-24 16:03:08 |
| R74.htm | 28450 | 2017-02-24 16:03:08 |
| R75.htm | 29552 | 2017-02-24 16:03:08 |
| R76.htm | 12343 | 2017-02-24 16:03:08 |
| R77.htm | 13254 | 2017-02-24 16:03:08 |
| R78.htm | 8925 | 2017-02-24 16:03:08 |
| R79.htm | 8646 | 2017-02-24 16:03:08 |
| R8.htm | 45982 | 2017-02-24 16:03:08 |
| R80.htm | 16691 | 2017-02-24 16:03:08 |
| R81.htm | 55307 | 2017-02-24 16:03:08 |
| R82.htm | 35272 | 2017-02-24 16:03:08 |
| R83.htm | 14086 | 2017-02-24 16:03:08 |
| R84.htm | 37049 | 2017-02-24 16:03:08 |
| R85.htm | 25221 | 2017-02-24 16:03:08 |
| R86.htm | 11947 | 2017-02-24 16:03:08 |
| R87.htm | 4211 | 2017-02-24 16:03:08 |
| R88.htm | 17115 | 2017-02-24 16:03:08 |
| R89.htm | 26017 | 2017-02-24 16:03:08 |
| R9.htm | 891809 | 2017-02-24 16:03:08 |
| R90.htm | 44427 | 2017-02-24 16:03:08 |
| R91.htm | 8102 | 2017-02-24 16:03:08 |
| R92.htm | 18004 | 2017-02-24 16:03:08 |
| R93.htm | 25104 | 2017-02-24 16:03:08 |
| R94.htm | 12043 | 2017-02-24 16:03:08 |
| R95.htm | 16759 | 2017-02-24 16:03:08 |
| R96.htm | 50915 | 2017-02-24 16:03:08 |
| R97.htm | 27777 | 2017-02-24 16:03:08 |
| R98.htm | 35021 | 2017-02-24 16:03:08 |
| R99.htm | 32619 | 2017-02-24 16:03:08 |
| report.css | 2768 | 2017-02-24 16:03:08 |
| Show.js | 1411 | 2017-02-24 16:03:08 |