Repurchase Agreement Borrowings Repurchase Agreement Borrowings (Tables)

6 Months Ended

Jun. 30, 2018

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 June 30, 2018 and December 31, 2017:

	June 30, 2018
(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	$	165,139	$	—	$	—	$	—	$	165,139
	December 31, 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	$	182,185	$	—	$	—	$	1,104	$	183,289