Accumulated Comprehensive Margin (Deficit) (Tables)

9 Months Ended

Sep. 30, 2012

Accumulated Comprehensive Margin (Deficit)

Schedule of changes in accumulated other comprehensive margin (deficit)

	Accumulated Other Comprehensive Margin (Deficit) Three Months Ended
		(dollars in thousands)
		Available-for-sale Securities
Balance at June 30, 2011	$	123
Unrealized gain		741
Balance at September 30, 2011	$	864
Balance at June 30, 2012	$	1,446
Unrealized gain		42
Balance at September 30, 2012	$	1,488

	Accumulated Other Comprehensive Margin (Deficit) Nine Months Ended
		(dollars in thousands)
		Available-for-sale Securities
Balance at December 31, 2010	$	(469	)
Unrealized gain		1,333
Balance at September 30, 2011	$	864
Balance at December 31, 2011	$	618
Unrealized gain		870
Balance at September 30, 2012	$	1,488