CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Consolidated Statements of Comprehensive Income (Loss)
Net income (loss)	$ 33,258	$ (1,547)	$ 46,162	$ (8,649)
Unrealized (losses) gains on securities:
Holding (losses) gains arising during period, net of tax	(396)	153	(327)	230
Reclassification adjustment for (losses) gains included in net income (loss)	(3)	2	(4)	2
Net unrealized (losses) gains on securities	(399)	155	(331)	232
Total comprehensive income (loss)	$ 32,859	$ (1,392)	$ 45,831	$ (8,417)