Investments (Details 3)	Dec. 31, 2012 Securities	Dec. 31, 2011 Securities
Number of fixed maturity securities with gross unrealized gains and losses
Gross unrealized losses less than or equal to 12 months	13	7
Gross unrealized losses greater than 12 months	1	4
Gross Unrealized Gains	108	139

Number of available for sale securities continuous unrealized loss position less than twelve months.

No definition available.

Name:	fac_NumberOfAvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonths
Namespace Prefix:	fac_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant