Fair Value Measurements (Details) (Non-recurring basis [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Level 1 [Member]
Summary fair value hierarchy, to determine each adjustment and the carrying value of the related individual assets
Impaired loans
Totals
Level 2 [Member]
Summary fair value hierarchy, to determine each adjustment and the carrying value of the related individual assets
Impaired loans
Totals
Level 3 [Member]
Summary fair value hierarchy, to determine each adjustment and the carrying value of the related individual assets
Impaired loans	727	1,315
Totals	$ 727	$ 1,315