Mortgage Servicing Rights and Mortgage Servicing Activity (Tables)

6 Months Ended

Jun. 30, 2012

Changes in the carrying amount of mortgage servicing rights

Changes in the carrying amount of mortgage servicing rights and mortgage servicing rights valuation allowance are as follows:



	Three Months Ended June 30,						Six Months Ended June 30,
	2012			2011			2012			2011
Balance at beginning of period	$	20,946		$	21,539		$	21,179		$	21,317
Additions	1,794			554			3,188			1,862
Amortization	(1,467		)	(999		)	(3,094		)	(2,085		)
Balance at end of period	21,273			21,094			21,273			21,094
Valuation allowance at beginning of period	(2,193		)	—			(3,539		)	—
Recoveries (Additions)	(1,295		)	(350		)	51			(350		)
Valuation allowance at end of period	(3,488		)	(350		)	(3,488		)	(350		)
Mortgage servicing rights, net carrying balance	$	17,785		$	20,744		$	17,785		$	20,744
Fair value at end of period	$	17,913		$	20,766		$	17,913		$	20,766

Changes in Key economics assumptions




Prepayment speed assumption (annual CPR)	16.9		%
Decrease in fair value from 10% adverse change	$	945
Decrease in fair value from 25% adverse change	2,238
Discount rate assumption	9.7		%
Decrease in fair value from 100 basis point adverse change	$	498
Decrease in fair value from 200 basis point adverse change	965
Expected weighted-average life (in months)	71.3

- Definition

Tabular disclosure of all information related to the key inputs and assumptions (including, at a minimum, but not limited to, and if applicable, quantitative information about discount rates, expected prepayments including the expected weighted-average life of prepayable financial assets, and anticipated credit losses) used in measuring the fair value of assets or liabilities that relate to the transferor's continuing involvement with transferred financial assets, as of the balance sheet date.

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- Definition

Tabular disclosure of the activity in the balance of servicing assets subsequently measured at amortized value (including a description of where changes in carrying value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (through purchases of servicing assets and servicing assets that result from transfers of financial assets), disposals, amortization, application of valuation allowances, other-than-temporary impairments, and other changes that affect the balance along with a description of those changes.

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