Segment Information (Tables)

6 Months Ended

Jun. 30, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

Asset Balances by Operating Segment (in thousands)

	Assets
	Traditional Member Finance		MPP		Total
June 30, 2017	$	98,533,598	$	10,519,207	$	109,052,805
December 31, 2016	95,456,372		9,178,909		104,635,281

Financial Performance by Operating Segment (in thousands)

	Three Months Ended June 30,
	Traditional Member Finance		MPP			Total
2017
Net interest income	$	82,116	$	23,652		$	105,768
Non-interest income (loss)	10,639		(583		)	10,056
Non-interest expense	16,980		2,560			19,540
Income before assessments	75,775		20,509			96,284
Affordable Housing Program assessments	7,639		2,051			9,690
Net income	$	68,136	$	18,458		$	86,594
2016
Net interest income	$	66,533	$	16,077		$	82,610
Non-interest income	6,207		408			6,615
Non-interest expense	18,279		2,617			20,896
Income before assessments	54,461		13,868			68,329
Affordable Housing Program assessments	5,549		1,387			6,936
Net income	$	48,912	$	12,481		$	61,393

	Six Months Ended June 30,
	Traditional Member Finance		MPP			Total
2017
Net interest income	$	161,990	$	47,051		$	209,041
Non-interest income (loss)	1,074		(1,731		)	(657		)
Non-interest expense	34,120		5,486			39,606
Income before assessments	128,944		39,834			168,778
Affordable Housing Program assessments	13,002		3,984			16,986
Net income	$	115,942	$	35,850		$	151,792
2016
Net interest income	$	135,714	$	35,741		$	171,455
Non-interest income	1,042		1,385			2,427
Non-interest expense	37,250		5,397			42,647
Income before assessments	99,506		31,729			131,235
Affordable Housing Program assessments	10,160		3,173			13,333
Net income	$	89,346	$	28,556		$	117,902