Document and Entity Information - USD ($)
$ in Millions

12 Months Ended

Dec. 31, 2020

Feb. 18, 2021

Jun. 30, 2020

Cover [Abstract]

Document Type

10-K

Amendment Flag

false

Document Period End Date

Dec. 31, 2020

Document Fiscal Year Focus

2020

Document Fiscal Period Focus

FY

Trading Symbol

HBP

Entity Registrant Name

HUTTIG BUILDING PRODUCTS INC

Entity Central Index Key

0001093082

Current Fiscal Year End Date

--12-31

Entity Well-known Seasoned Issuer

No

Entity Current Reporting Status

Yes

Entity Voluntary Filers

No

Entity Shell Company

false

Entity Emerging Growth Company

false

Entity Filer Category

Non-accelerated Filer

Smaller Reporting Company

true

Entity Common Stock, Shares Outstanding

27,384,332

Entity Public Float

$ 28

Entity File Number

1-14982

Entity Tax Identification Number

43-0334550

Entity Address, Address Line One

555 Maryville University Drive Suite 400

Entity Address, City or Town

St. Louis

Entity Address, State or Province

MO

Entity Address, Postal Zip Code

63141

City Area Code

314

Local Phone Number

216-2600

Document Transition Report

false

Entity Interactive Data Current

Yes

Entity Incorporation, State or Country Code

DE

Document Annual Report

true

Title of 12(b) Security

Common, par value $0.01 per share

Security Exchange Name

NASDAQ

ICFR Auditor Attestation Flag

false

Documents Incorporated by Reference

Parts of the registrant’s definitive proxy statement for the 2021 Annual Meeting of Stockholders are incorporated by reference in Part III of this Annual Report on Form 10-K.