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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001466593-21-000039
Filing Date
2021-05-07
Accepted
2021-05-07 12:52:18
Documents
73
Period of Report
2021-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q ottr-20210331.htm   iXBRL 10-Q 1489642
2 EX-31.1 a2021q110qex311.htm EX-31.1 9587
3 EX-31.2 a2021q110qex312.htm EX-31.2 9445
4 EX-32.1 a2021q110qex321.htm EX-32.1 4193
5 EX-32.2 a2021q110qex322.htm EX-32.2 4170
  Complete submission text file 0001466593-21-000039.txt   7068938

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ottr-20210331.xsd EX-101.SCH 47531
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ottr-20210331_cal.xml EX-101.CAL 102095
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ottr-20210331_def.xml EX-101.DEF 217640
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ottr-20210331_lab.xml EX-101.LAB 568877
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ottr-20210331_pre.xml EX-101.PRE 360369
11 EXTRACTED XBRL INSTANCE DOCUMENT ottr-20210331_htm.xml XML 1354123
Mailing Address 215 S CASCADE ST PO BOX 496 FERGUS FALLS MN 56538-0496
Business Address 215 S CASCADE ST PO BOX 496 FERGUS FALLS MN 56538-0496 866-410-8780
Otter Tail Corp (Filer) CIK: 0001466593 (see all company filings)

IRS No.: 270383995 | State of Incorp.: MN | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-53713 | Film No.: 21901440
SIC: 4911 Electric Services