Regulatory Restrictions (Tables)

12 Months Ended

Dec. 31, 2020

Compliance With Regulatory Capital Requirements Under Banking Regulations [Abstract]

The following table summarizes capital ratios for Old National and Old National Bank:


	Actual				Fully Phased-In Regulatory Guidelines Minimum (1)				Prompt Corrective Action “Well Capitalized” Guidelines
(dollars in thousands)	Amount		Ratio		Amount		Ratio		Amount	Ratio
December 31, 2020
Total capital to risk-weighted assets
Old National Bancorp	$	1,949,757	12.69	%	$	1,613,753	10.50	%	N/A	N/A %
Old National Bank	1,973,180		12.90		1,606,657		10.50		1,530,149	10.00
Common equity Tier 1 capital to risk-weighted assets
Old National Bancorp	1,805,194		11.75		1,075,835		7.00		N/A	N/A
Old National Bank	1,870,617		12.23		1,071,104		7.00		994,597	6.50
Tier 1 capital to risk-weighted assets
Old National Bancorp	1,805,194		11.75		1,306,371		8.50		N/A	N/A
Old National Bank	1,870,617		12.23		1,300,627		8.50		1,224,119	8.00
Tier 1 capital to average assets
Old National Bancorp	1,805,194		8.20		880,845		4.00		N/A	N/A
Old National Bank	1,870,617		8.67		863,087		4.00		1,078,859	5.00
December 31, 2019
Total capital to risk-weighted assets
Old National Bancorp	$	1,828,312	12.99	%	$	1,477,763	10.50	%	N/A	N/A %
Old National Bank	1,891,612		13.50		1,471,122		10.50		1,401,069	10.00
Common equity Tier 1 capital to risk-weighted assets
Old National Bancorp	1,706,727		12.13		985,175		7.00		N/A	N/A
Old National Bank	1,822,337		13.01		980,748		7.00		910,695	6.50
Tier 1 capital to risk-weighted assets
Old National Bancorp	1,706,727		12.13		1,196,284		8.50		N/A	N/A
Old National Bank	1,822,737		13.01		1,190,909		8.50		1,120,855	8.00
Tier 1 capital to average assets
Old National Bancorp	1,706,727		8.88		768,537		4.00		N/A	N/A
Old National Bank	1,822,737		9.62		757,783		4.00		947,228	5.00

(1)As of January 1, 2019, Basel III Capital Rules required banking organizations to maintain: a minimum ratio of common equity Tier 1 to risk-weighted assets of at least 4.5%, plus a 2.5% “capital conservation buffer”; a minimum ratio of Tier 1 capital to risk-weighted assets of at least 6.0%, plus the 2.5% capital conservation buffer; a minimum ratio of total capital to risk-weighted assets of at least 8.0%, plus the 2.5% capital conservation buffer; and a minimum ratio of Tier 1 capital to adjusted average consolidated assets of at least 4.0%.