SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001437749-21-010392
Filing Date
2021-04-30
Accepted
2021-04-30 13:30:53
Documents
28
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K/A alsk20210427_10ka.htm   iXBRL 10-K/A 707403
2 EXHIBIT 31.3 ex_244360.htm EX-31.3 4804
3 EXHIBIT 31.4 ex_244370.htm EX-31.4 4715
8 alsk20210427_10kaimg001.jpg GRAPHIC 732
9 alsk20210427_10kaimg002.jpg GRAPHIC 761
10 alsk20210427_10kaimg003.jpg GRAPHIC 732
11 alsk20210427_10kaimg004.jpg GRAPHIC 761
12 alsk20210427_10kaimg005.jpg GRAPHIC 761
13 alsk20210427_10kaimg006.jpg GRAPHIC 732
14 alsk20210427_10kaimg007.jpg GRAPHIC 761
15 alsk20210427_10kaimg008.jpg GRAPHIC 732
16 alsk20210427_10kaimg009.jpg GRAPHIC 732
17 alsk20210427_10kaimg010.jpg GRAPHIC 732
18 alsk20210427_10kaimg011.jpg GRAPHIC 761
19 alsk20210427_10kaimg012.jpg GRAPHIC 732
20 calculation.jpg GRAPHIC 23631
  Complete submission text file 0001437749-21-010392.txt   1063993

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA alsk-20201231.xsd EX-101.SCH 3700
5 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE alsk-20201231_def.xml EX-101.DEF 15796
6 XBRL TAXONOMY EXTENSION LABEL LINKBASE alsk-20201231_lab.xml EX-101.LAB 21379
7 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE alsk-20201231_pre.xml EX-101.PRE 16555
21 EXTRACTED XBRL INSTANCE DOCUMENT alsk20210427_10ka_htm.xml XML 5386
Mailing Address 600 TELEPHONE AVENUE - ANCHORAGE AK 99503
Business Address 600 TELEPHONE AVENUE - ANCHORAGE AK 99503 9072973000
ALASKA COMMUNICATIONS SYSTEMS GROUP INC (Filer) CIK: 0001089511 (see all company filings)

IRS No.: 522126573 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K/A | Act: 34 | File No.: 001-38341 | Film No.: 21875997
SIC: 4813 Telephone Communications (No Radiotelephone)