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Capital and Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2021

Banking Regulation [Abstract]

Actual Capital Amounts and Ratios

The actual capital amounts and ratios of the Company and Bank at December 31, 2021, and December 31, 2020, are presented in the following table:

(Dollars in thousands) December 31, 2021			Actual												Minimum Capital Required - Basel III												To be Well Capitalized Under Prompt Corrective Action Provisions
Common Equity Tier 1 Capital to Risk-Weighted Assets			Amount						Ratio						Amount						Ratio						Amount						Ratio
Origin Bancorp, Inc.			$	681,039					11.20		%				$	425,475					7.00		%				N/A						N/A
Origin Bank			724,440						11.97						423,819						7.00						$	393,546					6.50		%
Tier 1 Capital to Risk-Weighted Assets
Origin Bancorp, Inc.			690,448						11.36						516,648						8.50						N/A						N/A
Origin Bank			724,440						11.97						514,637						8.50						484,365						8.00
Total Capital to Risk-Weighted Assets
Origin Bancorp, Inc.			897,503						14.77						638,212						10.50						N/A						N/A
Origin Bank			852,825						14.09						635,727						10.50						605,454						10.00
Leverage Ratio
Origin Bancorp, Inc.			690,448						9.20						300,195						4.00						N/A						N/A
Origin Bank			724,440						9.66						299,932						4.00						374,915						5.00
December 31, 2020
Common Equity Tier 1 Capital to Risk-Weighted Assets
Origin Bancorp, Inc.			604,306						9.95						425,012						7.00						N/A						N/A
Origin Bank			637,863						10.53						424,010						7.00						393,724						6.50
Tier 1 Capital to Risk-Weighted Assets
Origin Bancorp, Inc.			613,682						10.11						516,107						8.50						N/A						N/A
Origin Bank			637,863						10.53						514,870						8.50						484,583						8.00
Total Capital to Risk-Weighted Assets
Origin Bancorp, Inc.			837,058						13.79						637,539						10.50						N/A						N/A
Origin Bank			782,503						12.92						636,019						10.50						605,732						10.00
Leverage Ratio
Origin Bancorp, Inc.			613,682						8.62						284,771						4.00						N/A						N/A
Origin Bank			637,863						8.99						283,842						4.00						354,802						5.00

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- Definition

Banking Regulation

+ References

No definition available.

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- Definition

Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958570-112826

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826

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