Mortgage Banking (Tables)

3 Months Ended

Mar. 31, 2017

The activity in the mortgage servicing rights (MSR) is detailed in the table below for the periods presented ($ in thousands):

	Three Months Ended March 31,
	2017			2016
Balance at beginning of period	$	80,239		$	74,007
Origination of servicing assets		3,440			3,072
Change in fair value:
Due to market changes		1,466			(6,866	)
Due to run-off		(2,387	)		(2,005	)
Balance at end of period	$	82,758		$	68,208

The table below details the mortgage loans sold and serviced for others at March 31, 2017 and December 31, 2016 ($ in thousands):

	March 31, 2017		December 31, 2016
Federal National Mortgage Association	$	4,033,540	$	3,992,349
Government National Mortgage Association		2,307,321		2,291,398
Federal Home Loan Mortgage Corporation		53,377		55,006
Other		30,264		32,589
Total mortgage loans sold and serviced for others	$	6,424,502	$	6,371,342

Changes in the reserve for mortgage loan servicing putback expense for mortgage loans were as follows for the periods presented ($ in thousands):

	Three Months Ended March 31,
	2017		2016
Balance at beginning of period	$	1,130	$	1,685
Provision for putback expenses		105		105
Gains (losses)		16		(5	)
Balance at end of period	$	1,251	$	1,785