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Mortgage Banking Activities (Details1) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Valuation allowance for mortgage servicing rights
beginning balance	$ 1,785	$ 285
Impairment charges	(507)
Recoveries	948	227
Balance, end of period	$ 1,348	$ 58

The adjustment to the carrying value of the rights retained or purchased to service mortgages. These adjustments are made when the estimate of the fair value is changed. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

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