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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000104889-20-000064
Filing Date
2020-11-04
Accepted
2020-11-04 08:42:52
Documents
94
Period of Report
2020-09-30

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q ghc-20200930.htm   iXBRL 10-Q 2969912
2 EXHIBIT 31.1 a2020q310-qex311.htm EX-31.1 9575
3 EXHIBIT 31.2 a2020q310-qex312.htm EX-31.2 9487
4 EXHIBIT 32 a2020q310-qex32.htm EX-32 5526
  Complete submission text file 0000104889-20-000064.txt   14860734

Data Files

Seq Description Document Type Size
5 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ghc-20200930.xsd EX-101.SCH 89064
6 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ghc-20200930_cal.xml EX-101.CAL 156758
7 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ghc-20200930_def.xml EX-101.DEF 624247
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ghc-20200930_lab.xml EX-101.LAB 1038904
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ghc-20200930_pre.xml EX-101.PRE 790121
10 EXTRACTED XBRL INSTANCE DOCUMENT ghc-20200930_htm.xml XML 3407604
Mailing Address 1300 NORTH 17TH STREET SUITE 1700 ARLINGTON VA 22209
Business Address 1300 NORTH 17TH STREET SUITE 1700 ARLINGTON VA 22209 7033456300
Graham Holdings Co (Filer) CIK: 0000104889 (see all company filings)

IRS No.: 530182885 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-06714 | Film No.: 201285245
SIC: 8200 Services-Educational Services