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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000104889-20-000031
Filing Date
2020-05-05
Accepted
2020-05-05 09:04:29
Documents
93
Period of Report
2020-03-31

Document Format Files

Seq Description Document Type Size
1 10-Q a2020q110-q.htm   iXBRL 10-Q 2051309
2 EXHIBIT 4.2 dex42.htm EX-4.2 14399
3 EXHIBIT 31.1 dex311.htm EX-31.1 10417
4 EXHIBIT 31.2 dex312.htm EX-31.2 10250
5 EXHIBIT 32 dex32.htm EX-32 6452
  Complete submission text file 0000104889-20-000031.txt   11701010

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT ghc-20200331.xsd EX-101.SCH 82381
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT ghc-20200331_cal.xml EX-101.CAL 152417
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT ghc-20200331_def.xml EX-101.DEF 537551
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT ghc-20200331_lab.xml EX-101.LAB 1069365
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT ghc-20200331_pre.xml EX-101.PRE 712018
49 EXTRACTED XBRL INSTANCE DOCUMENT a2020q110-q_htm.xml XML 2344873
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.: 20847122
SIC: 8200 Services-Educational Services