Employee Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2012

Employee Benefit Plans [Abstract]

Unfunded post retirement benefits plan

The following table sets forth the change in the benefit obligation of the plan as of and for the years ended December 31, 2012, 2011, and 2010:

	2012			2011			2010
Benefit obligation at beginning of year	$	1,674		$	1,073		$	783
Interest cost		69			56			43
Service cost		88			49			34
Actual claim expense		(184	)		(262	)		(167	)
Actuarial loss		577			758			380
Benefit obligation at end of year	$	2,224		$	1,674		$	1,073

Accumulated other comprehensive income

Amounts recognized in accumulated other comprehensive income at December 31, 2012 and 2011 consist of:

	2012			2011
Net actuarial loss	$	(1,502	)	$	(958	)
Transition obligation		(7	)		(14	)
		(1,509	)		(972	)
Tax effect		528			340
	$	(981	)	$	(632	)

Recognized net periodic benefit cost and other comprehensive income

The following table sets forth the components of net periodic benefit cost and other amounts recognized in other comprehensive income:

	2012			2011			2010
Service cost	$	88		$	49		$	34
Interest cost		69			56			43
Net amortization of transition obligation and actuarial loss		41			11			3
Net periodic benefit cost		198			116			80
Net loss		578			758			380
Amortization of loss		(34	)		(4	)		4
Amortization of transition obligation		(7	)		(7	)		(7	)
Total recognized in other comprehensive income		537			747			377
Total recognized in net periodic benefit cost and other comprehensive income	$	735		$	863		$	457