v3.23.1

Cover	Jun. 12, 2023
Cover [Abstract]
Document Type	8-K
Document Period End Date	Jun. 12, 2023
Entity Registrant Name	9 Meters Biopharma, Inc.
Entity Incorporation, State or Country Code	DE
Entity File Number	001-37797
Entity Tax Identification Number	27-3948465
City Area Code	919
Local Phone Number	275-1933
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Title of 12(b) Security	Common Stock $0.0001 Par Value
Trading Symbol	NMTR
Security Exchange Name	NASDAQ
Entity Emerging Growth Company	false
Entity Central Index Key	0001551986
Amendment Flag	false
Entity Addresses [Line Items]
Entity Address, Address Line One	4509 Creedmoor Road
Entity Address, Address Line Two	Suite 600
Entity Address, City or Town	Raleigh
Entity Address, State or Province	NC
Entity Address, Postal Zip Code	27612

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For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.

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The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.

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The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.

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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.

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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.

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Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.

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9 METERS BIOPHARMA, INC. 8-K