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Network
1119 - Disclosure - Income Taxes - Schedule of Unrecognized Tax Benefits (Excluding Interest and Federal Income Tax Benefit of Unrecognized State Tax Benefits) (Detail)
(http://www.wesbanco.com/taxonomy/role/DisclosureIncomeTaxesScheduleOfUnrecognizedTaxBenefitsExcludingInterestAndFederalIncomeTaxBenefitOfUnrecognizedStateTaxBenefits)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000203596 (http://www.sec.gov/CIK)
Income Tax Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Income Tax Disclosure [Abstract]
 
 
 
Balance at beginning of year
326,000  
701,000  
673,000  
Additions based on tax positions related to the current year
110,000  
104,000  
155,000  
Reductions for tax positions of prior years
 
(100,000) 
 
Reductions due to the statute of limitations
 
(379,000) 
(127,000) 
Settlements
0  
0  
0  
Balance at end of year
436,000  
 
326,000  
 
701,000