SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001104659-21-030055
Filing Date
2021-03-01
Accepted
2021-03-01 16:42:00
Documents
145
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K cbu-20201231x10k.htm   iXBRL 10-K 9144475
2 EXHIBIT 4.5 cbu-20201231xex4d5.htm EX-4.5 9383
3 EXHIBIT 21.1 cbu-20201231xex21d1.htm EX-21.1 11292
4 EXHIBIT 23.1 cbu-20201231xex23d1.htm EX-23.1 4033
5 EXHIBIT 31.1 cbu-20201231xex31d1.htm EX-31.1 10999
6 EXHIBIT 31.2 cbu-20201231xex31d2.htm EX-31.2 10787
7 EXHIBIT 32.1 cbu-20201231xex32d1.htm EX-32.1 5984
8 EXHIBIT 32.2 cbu-20201231xex32d2.htm EX-32.2 6199
14 GRAPHIC cbu-20201231x10k001.jpg GRAPHIC 7964
15 GRAPHIC cbu-20201231x10k002.jpg GRAPHIC 124009
  Complete submission text file 0001104659-21-030055.txt   35518118

Data Files

Seq Description Document Type Size
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE cbu-20201231_pre.xml EX-101.PRE 1161950
10 XBRL TAXONOMY EXTENSION SCHEMA cbu-20201231.xsd EX-101.SCH 133762
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE cbu-20201231_cal.xml EX-101.CAL 212537
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE cbu-20201231_def.xml EX-101.DEF 722738
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE cbu-20201231_lab.xml EX-101.LAB 1419324
16 EXTRACTED XBRL INSTANCE DOCUMENT cbu-20201231x10k_htm.xml XML 8958729
Mailing Address 5790 WIDEWATERS PARKWAY DEWITT NY 13214
Business Address 5790 WIDEWATERS PKWY DEWITT NY 13214 8007242262
COMMUNITY BANK SYSTEM, INC. (Filer) CIK: 0000723188 (see all company filings)

IRS No.: 161213679 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-13695 | Film No.: 21698601
SIC: 6021 National Commercial Banks