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Component: (Network and Table)
Network
2408403 - Disclosure - Investments (Maturities of Fixed Maturity Securities) (Details)
(http://www.metlife.com/role/InvestmentsMaturitiesOfFixedMaturitySecuritiesDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001099219 (http://www.sec.gov/CIK)
Investments, Debt and Equity Securities [Abstract]Period [Axis]
2013-12-31
2012-12-31
Investments, Debt and Equity Securities [Abstract]
 
 
Available-for-sale Securities, Debt Maturities [Abstract]
 
 
Amortized Cost, Due in one year or less
15,828,000,000  
24,177,000,000  
Amortized Cost, Due after one year through five years
70,467,000,000  
66,973,000,000  
Amortized Cost, Due after five years through ten years
78,159,000,000  
82,376,000,000  
Amortized Cost, Due after ten years
103,405,000,000  
97,739,000,000  
Amortized Cost, Subtotal
267,859,000,000  
271,265,000,000  
Amortized Cost, RMBS, CMBS and ABS
65,740,000,000  
69,605,000,000  
Amortized cost of fixed maturity securities available-for-sale
333,599,000,000  
340,870,000,000  
Estimated Fair Value, Due in one year or less
16,030,000,000  
24,394,000,000  
Estimated Fair Value, Due after one year through five years
74,229,000,000  
70,759,000,000  
Estimated Fair Value, Due after five years through ten years
83,223,000,000  
91,975,000,000  
Estimated Fair Value, Due after ten years
109,529,000,000  
114,533,000,000  
Estimated Fair Value, Subtotal
283,011,000,000  
301,661,000,000  
Estimated fair value, Mortgage-backed and asset-backed securities
67,176,000,000  
72,605,000,000  
Fixed maturity securities available-for-sale, at estimated fair value (amortized cost: $333,599 and $340,870, respectively; includes $4,005 and $3,378, respectively, relating to variable interest entities)
350,187,000,000  
374,266,000,000