Repurchase Agreements Repurchase Agreements (Tables)

6 Months Ended

Jun. 30, 2016

Repurchase Agreements [Abstract]

Schedule of Underlying Assets of Repurchase Agreements when Amount of Repurchase Agreements Exceeds 10 Percent of Assets [Table Text Block]

The tables below set forth information regarding the Company’s repurchase agreements allocated by source of collateral at the dates indicated:

	June 30, 2016
	Remaining Contractual Maturity of the Agreements
	Overnight and Continuous		Up to 30 Days		30-90 Days		Greater than 90 Days		Total
	(Dollars in thousands)
Sources of Collateral
U.S. government agency securities	$	10,380	$	—	$	—	$	—	$	10,380
Agency mortgage-backed securities	67,271		—		—		—		67,271
Agency collateralized mortgage obligations	62,065		—		—		—		62,065
Total borrowings	$	139,716	$	—	$	—	$	—	$	139,716

	December 31, 2015
	Remaining Contractual Maturity of the Agreements
	Overnight and Continuous		Up to 30 Days		30-90 Days		Greater than 90 Days		Total
	(Dollars in thousands)
Sources of Collateral
U.S. government agency securities	$	10,157	$	—	$	—	$	—	$	10,157
Agency mortgage-backed securities	69,142		—		—		—		69,142
Agency collateralized mortgage obligations	54,659		—		—		—		54,659
Total borrowings	$	133,958	$	—	$	—	$	—	$	133,958