Document and Entity Information - USD ($)

12 Months Ended

Dec. 31, 2019

Feb. 10, 2020

Jun. 30, 2019

Cover [Abstract]

Document Type

10-K

Amendment Flag

false

Document Period End Date

Dec. 31, 2019

Document Fiscal Year Focus

2019

Document Fiscal Period Focus

FY

Entity Registrant Name

UNIVERSAL STAINLESS & ALLOY PRODUCTS INC

Entity Central Index Key

0000931584

Entity Current Reporting Status

Yes

Entity Voluntary Filers

No

Entity Interactive Data Current

Yes

Current Fiscal Year End Date

--12-31

Entity Filer Category

Accelerated Filer

Entity Well-known Seasoned Issuer

No

Entity Public Float

$ 136,407,000

Entity Common Stock, Shares Outstanding

8,788,512

Entity Shell Company

false

Entity Small Business

true

Entity Emerging Growth Company

false

Title of 12(b) Security

Common Stock, par value $0.001 per share

Trading Symbol

USAP

Security Exchange Name

NASDAQ

Entity File Number

000-25032

Entity Incorporation, State or Country Code

DE

Entity Tax Identification Number

25-1724540

Entity Address, Address Line One

600 MAYER STREET

Entity Address, City or Town

BRIDGEVILLE

Entity Address, State or Province

PA

Entity Address, Postal Zip Code

15017

City Area Code

412

Local Phone Number

257-7600

Document Annual Report

true

Document Transition Report

false

Documents Incorporated by Reference

Part III of this Form 10-K incorporates by reference portions of the Company’s definitive Proxy Statement for the 2019 Annual Meeting of Stockholders.