Repurchase Agreement Borrowings Repurchase Agreement Borrowings (Tables)

9 Months Ended

Sep. 30, 2017

Transfers and Servicing [Abstract]

Schedule of Assets and Associated Liabilities Accounted for as Secured Borrowings [Table Text Block]

The table below shows the remaining contractual maturity of repurchase agreements by collateral pledged at September 30, 2017 and December 31, 2016:

	September 30, 2017
(in thousands)	Remaining Contractual Maturity of the Agreements
	Overnight and Continuous		Up to 30 days		30 - 90 days		Greater than 90 days		Total
U.S. government and agency securities	$	191,792	$	—	$	300,000	$	1,104	$	492,896
	December 31, 2016
(in thousands)	Remaining Contractual Maturity of the Agreements
	Overnight and Continuous		Up to 30 days		30 - 90 days		Greater than 90 days		Total
U.S. government and agency securities	$	208,691	$	—	$	—	$	301,104	$	509,795