11. Property and Casulty Insurance Activity (Details 3)	12 Months Ended
	Dec. 31, 2012
Fire
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Homeowners
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Two to Four Family
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Commercial multiple-peril property
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Commercial multiple-peril liability
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Other Liability
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Commercial Auto Liability
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Auto Physical Damage
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development
Personal Auto Liability
Most Recent	Loss Ratio
1st Prior	Loss Development
All Other	Loss Development