Document and Entity Information
Document and Entity Information Document - USD ($) $ in Billions | 12 Months Ended | ||
Dec. 31, 2019 | Jan. 31, 2020 | Jun. 30, 2019 | |
Entity Information [Line Items] | |||
Amendment Flag | false | ||
Entity File Number | 001-34057 | ||
Entity Registrant Name | AGNC INVESTMENT CORP. | ||
Entity Address, Address Line One | 2 Bethesda Metro Center, 12th Floor | ||
Entity Well-known Seasoned Issuer | Yes | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Shell Company | false | ||
Entity Public Float | $ 7.4 | ||
Entity Common Stock, Shares Outstanding | 540,943,011 | ||
Entity Filer Category | Large Accelerated Filer | ||
Entity Incorporation, State or Country Code | DE | ||
Document Transition Report | false | ||
Document Annual Report | true | ||
Document Type | 10-K/A | ||
Document Period End Date | Dec. 31, 2019 | ||
Entity Tax Identification Number | 26-1701984 | ||
Entity Small Business | false | ||
Entity Emerging Growth Company | false | ||
Entity Address, City or Town | Bethesda | ||
Entity Address, State or Province | MD | ||
Entity Address, Postal Zip Code | 20814 | ||
City Area Code | 301 | ||
Local Phone Number | 968-9315 | ||
Document Fiscal Year Focus | 2019 | ||
Document Fiscal Period Focus | FY | ||
Entity Central Index Key | 0001423689 | ||
Current Fiscal Year End Date | --12-31 | ||
Common Stock [Member] | |||
Entity Information [Line Items] | |||
Title of 12(b) Security | Common Stock, par value $0.01 per share | ||
Trading Symbol | AGNC | ||
Security Exchange Name | NASDAQ | ||
Depository shares each representing a 1/1,000th interest in a share of 7.000% Series C Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member] | |||
Entity Information [Line Items] | |||
Title of 12(b) Security | Depositary shares of 7.000% Series C Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock | ||
Trading Symbol | AGNCN | ||
Security Exchange Name | NASDAQ | ||
Depository shares each representing a 1/1,000th interest in a share of 6.875% Series D Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member] | |||
Entity Information [Line Items] | |||
Title of 12(b) Security | Depositary shares of 6.875% Series D Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock | ||
Trading Symbol | AGNCM | ||
Security Exchange Name | NASDAQ | ||
Depository shares each representing a 1/1000th interest in a share of 6.500% Series E Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member] | |||
Entity Information [Line Items] | |||
Title of 12(b) Security | Depositary shares of 6.50% Series E Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock | ||
Trading Symbol | AGNCO | ||
Security Exchange Name | NASDAQ | ||
Depositary shares each representing a 1/1000th interest in a share of 6.125% Series F Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock [Member] | |||
Entity Information [Line Items] | |||
Title of 12(b) Security | Depositary shares of 6.125% Series F Fixed-to-Floating Rate Cumulative Redeemable Preferred Stock | ||
Trading Symbol | AGNCP | ||
Security Exchange Name | NASDAQ |