Accumulated Comprehensive Margin (Tables)

9 Months Ended

Sep. 30, 2017

Accumulated Comprehensive Margin

Schedule of changes in accumulated other comprehensive (deficit) margin

		Accumulated Other Comprehensive (Deficit) Margin
		Three Months Ended September 30, 2016
		(dollars in thousands)
		Available-for-sale Securities
Balance at June 30, 2016	$	435
Unrealized gain		50
(Gain) reclassified to net margin		(69	)
Balance at September 30, 2016	$	416

		Three Months Ended September 30, 2017
		(dollars in thousands)
		Available-for-sale Securities
Balance at June 30, 2017	$	(408	)
Unrealized gain		33
Loss reclassified to net margin		23
Balance at September 30, 2017	$	(352	)

		Nine Months Ended September 30, 2016
		(dollars in thousands)
		Available-for-sale Securities
Balance at December 31, 2015	$	58
Unrealized gain		486
(Gain) reclassified to net margin		(128	)
Balance at September 30, 2016	$	416

		Nine Months Ended September 30, 2017
		(dollars in thousands)
		Available-for-sale Securities
Balance at December 31, 2016	$	(370	)
Unrealized loss		(57	)
Loss reclassified to net margin		75
Balance at September 30, 2017	$	(352	)