XML 12 R1.htm IDEA: XBRL DOCUMENT
v3.19.2

Document and Entity Information - shares | 6 Months Ended |
--- | --- | ---
Jun. 30, 2019 | Jul. 31, 2019
Entity Information [Line Items] |  |
Document Type | 10-Q |
Document Quarterly Report | true |
Document Period End Date | Jun. 30, 2019 |
Document Transition Report | false |
Entity File Number | 001-31940 |
Entity Incorporation, State or Country Code | PA |
Entity Tax Identification Number | 25-1255406 |
Entity Address, Address Line One | One North Shore Center, |
Entity Address, Address Line Two | 12 Federal Street, |
Entity Address, City or Town | Pittsburgh, |
Entity Address, State or Province | PA |
Entity Address, Postal Zip Code | 15212 |
City Area Code | 800 |
Local Phone Number | 555-5455 |
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 |
Entity Shell Company | false |
Entity Common Stock, Shares Outstanding |  | 324,873,312
Amendment Flag | false |
Document Fiscal Year Focus | 2019 |
Document Fiscal Period Focus | Q2 |
Entity Registrant Name | FNB CORP/PA/ |
Entity Central Index Key | 0000037808 |
Current Fiscal Year End Date | --12-31 |
New York Stock Exchange | Common Stock, par value $0.01 per share |  |
Entity Information [Line Items] |  |
Title of 12(b) Security | Common Stock, par value $0.01 per share |
Trading Symbol | FNB |
Security Exchange Name | NYSE |
New York Stock Exchange | Depositary Shares each representing 1/40th interest in a share of Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series E |  |
Entity Information [Line Items] |  |
Title of 12(b) Security | Depositary Shares each representing 1/40th interest in a share of Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock, Series E |
Trading Symbol | FNBPrE |
Security Exchange Name | NYSE |

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