Pension and Other Employee Benefit Plans (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended		6 Months Ended	9 Months Ended		6 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Jun. 30, 2011 Less than Three Years of Credited Service	Sep. 30, 2012 Less than Three Years of Credited Service	Sep. 30, 2012 Less than Three Years of Credited Service Maximum	Jun. 30, 2011 More than Three Years of Credited Service	Sep. 30, 2012 More than Three Years of Credited Service	Sep. 30, 2012 More than Three Years of Credited Service Minimum	Sep. 30, 2012 401k	Sep. 30, 2011 401k
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Company made contributions	$ 226	$ 112
Expected contributions during remainder of fiscal year	236
Contributions to the ESOP	75	75
Employer matching contributions, amount									500	256
Employer matching contributions, maximum annual contribution, percentage				6.00%
Employer matching contributions, percentage			30.00%	60.00%		37.50%	75.00%
Credited service period for lower matching rate					3 years
Credited Service Period For Higher Matching Rate								3 years
Nonqualified deferred compensation plan, deferred compensation	60	42
Nonqualified deferred compensation plan, received distributions	12	10
Nonqualified deferred compensation plan, earnings increases	61	50
Nonqualified deferred compensation plan, incurred expenses	3	3
Nonqualified deferred compensation plan, recorded liability	$ 615	$ 550