Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2020

Banking And Thrift Other Disclosures [Abstract]

Summary of Risk-Based Capital Amounts and Ratios

The following table summarizes risk-based capital amounts and ratios for Wesbanco and the Bank:

							December 31, 2020							December 31, 2019
(dollars in thousands)	Minimum Value (1)			Well Capitalized (2)			Amount		Ratio			Minimum Amount (1)		Amount		Ratio			Minimum Amount (1)
Wesbanco, Inc.
Tier 1 leverage		4.00	%		5.00	%	$	1,617,413		10.51	%	$	615,814	$	1,441,738		11.30	%	$	510,306
Tier 1 capital to risk-weighted    assets		6.00	%		8.00	%		1,617,413		14.72	%		659,372		1,441,738		12.89	%		671,314
Total capital to risk-weighted    assets		8.00	%		10.00	%		1,931,414		17.58	%		879,162		1,691,764		15.12	%		895,086
Common equity Tier 1		4.50	%		6.50	%		1,472,929		13.40	%		494,529		1,441,738		12.89	%		503,486
Wesbanco Bank, Inc.
Tier 1 leverage		4.00	%		5.00	%	$	1,536,609		10.00	%	$	614,792	$	1,419,968		11.12	%	$	510,591
Tier 1 capital to risk-weighted    assets		6.00	%		8.00	%		1,536,609		14.04	%		656,732		1,419,968		12.74	%		668,951
Total capital to risk-weighted    assets		8.00	%		10.00	%		1,685,610		15.40	%		875,643		1,498,494		13.44	%		891,935
Common equity Tier 1		4.50	%		6.50	%		1,536,609		14.04	%		492,549		1,419,968		12.74	%		501,713

(1) Minimum requirements to remain adequately capitalized.

(2) Well-capitalized under prompt corrective action regulations.