XML 69 R114.htm IDEA: XBRL DOCUMENT v2.4.1.9
Retirement and Share-based Compensation Plans (Valuation Assumptions of Stock Options Granted to Agents) (Details) (Stock Option Plans, Independent Insurance Agent Stock Option Plans [Member])
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Stock Option Plans, Independent Insurance Agent Stock Option Plans [Member]
   
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Average risk-free interest rate 1.21%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember
0.51%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember
Dividend yield 0.70%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember
1.20%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember
Average expected life (years) 3 years 9 months 3 years 9 months
Volatility 31.20%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember
41.10%us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
/ us-gaap_PlanNameAxis
= ael_StockOptionPlansIndependentInsuranceAgentStockOptionPlansMember