Pension and Other Employee Benefit Plans (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Company made contributions	$ 108	$ 0
Expected contributions during remainder of fiscal year	406
Contributions to the ESOP	75	75
Nonqualified deferred compensation plan, deferred compensation	42	29
Nonqualified deferred compensation plan, received distributions	5	4
Nonqualified deferred compensation plan, earnings increases	65	47
Nonqualified deferred compensation plan, incurred expenses	1	2
Nonqualified deferred compensation plan, recorded liability	600	537
Less than Three Years of Credited Service
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer matching contributions, maximum annual contribution, percentage	6.00%
Employer matching contributions, percentage	60.00%	30.00%
Less than Three Years of Credited Service | Maximum
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Credited service period for lower matching rate	3 years
More than Three Years of Credited Service
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer matching contributions, percentage	75.00%	37.50%
More than Three Years of Credited Service | Minimum
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Credited Service Period For Higher Matching Rate	3 years
401k
Deferred Compensation Arrangement with Individual, Postretirement Benefits [Line Items]
Employer matching contributions, amount	$ 322	$ 156