Cover - USD ($)

12 Months Ended

Dec. 31, 2023

Feb. 19, 2024

Jun. 30, 2023

Cover [Abstract]

Document Type

10-K

Document Annual Report

true

Document Period End Date

Dec. 31, 2023

Current Fiscal Year End Date

--12-31

Document Transition Report

false

Entity File Number

000-18911

Entity Registrant Name

GLACIER BANCORP, INC.

Entity Incorporation, State or Country Code

MT

Entity Tax Identification Number

81-0519541

Entity Address, Address Line One

49 Commons Loop

Entity Address, City or Town

Kalispell,

Entity Address, State or Province

MT

Entity Address, Postal Zip Code

59901

City Area Code

(406)

Local Phone Number

756-4200

Title of 12(b) Security

Common Stock, $0.01 par value

Trading Symbol

GBCI

Security Exchange Name

NYSE

Entity Well-known Seasoned Issuer

Yes

Entity Voluntary Filers

No

Entity Current Reporting Status

Yes

Entity Interactive Data Current

Yes

Entity Filer Category

Large Accelerated Filer

Entity Small Business

false

Entity Emerging Growth Company

false

ICFR Auditor Attestation Flag

true

Document Financial Statement Error Correction [Flag]

false

Entity Shell Company

false

Entity Public Float

$ 3,437,780,226

Entity Common Stock, Shares Outstanding

113,368,242

Documents Incorporated by Reference

Portions of the Proxy Statement for the registrant’s 2024 Annual Meeting of shareholders are incorporated by reference into Parts I and III of this Form 10-K.

Entity Central Index Key

0000868671

Document Fiscal Year Focus

2023

Document Fiscal Period Focus

FY

Amendment Flag

false