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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001193125-19-055490
Filing Date
2019-02-28
Accepted
2019-02-28 06:48:48
Documents
145
Period of Report
2018-12-31

Document Format Files

Seq Description Document Type Size
1 10-K d652820d10k.htm 10-K 1755283
2 EX-21.1 d652820dex211.htm EX-21.1 1782
3 EX-23.1 d652820dex231.htm EX-23.1 1360
4 EX-31.1 d652820dex311.htm EX-31.1 8294
5 EX-31.2 d652820dex312.htm EX-31.2 8318
6 EX-32.1 d652820dex321.htm EX-32.1 3892
7 EX-32.2 d652820dex322.htm EX-32.2 3931
14 GRAPHIC g652820g10y60.jpg GRAPHIC 138002
15 GRAPHIC g652820g27s09.jpg GRAPHIC 49355
  Complete submission text file 0001193125-19-055490.txt   21208736

Data Files

Seq Description Document Type Size
8 XBRL INSTANCE DOCUMENT hmhc-20181231.xml EX-101.INS 7094266
9 XBRL TAXONOMY EXTENSION SCHEMA hmhc-20181231.xsd EX-101.SCH 102074
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE hmhc-20181231_cal.xml EX-101.CAL 137821
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE hmhc-20181231_def.xml EX-101.DEF 593140
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE hmhc-20181231_lab.xml EX-101.LAB 926867
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE hmhc-20181231_pre.xml EX-101.PRE 851247
Mailing Address 125 HIGH STREET BOSTON MA 02110
Business Address 125 HIGH STREET BOSTON MA 02110 617-351-5000
Houghton Mifflin Harcourt Co (Filer) CIK: 0001580156 (see all company filings)

IRS No.: 271566372 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-36166 | Film No.: 19640339
SIC: 2731 Books: Publishing or Publishing & Printing