Condensed Consolidated Statements of Comprehensive Loss (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net loss attributable to Signature Group Holdings, Inc.	$ (5,859)	$ (2,628)	$ (10,548)	$ (7,765)
Net change in unrealized gains (losses) during period:
Investment securities, available for sale		277	156	(332)
Reclassification of realized amounts included in net loss			(380)	620
Other comprehensive income (loss)		277	(224)	288
Total comprehensive loss	$ (5,859)	$ (2,351)	$ (10,772)	$ (7,477)