CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net earnings (loss)	$ 50,704	$ (62,016)	$ (9,350)
Unrealized holding gains (losses) on securities available-for-sale arising during the period:
Before tax	32,473	7,023	(2,683)
Income tax (expense) benefit	(13,639)	(2,950)	1,127
Other comprehensive income (loss)	18,834	4,073	(1,556)
COMPREHENSIVE INCOME (LOSS)	$ 69,538	$ (57,943)	$ (10,906)