CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net loss	$ (3,036)	$ (1,083)
Other comprehensive income (loss):
Unrealized holding gains (losses) on available-for-sale securities	381	(372)
Tax effect	(153)	150
Reclassification of gains recognized in net income	0	(79)
Tax effect	0	32
Net of tax amount	228	(269)
Cash flow hedging activities:
Unrealized holding gains on cash flow hedging activities	359	377
Tax effect	(145)	(153)
Net of tax amount	214	224
Total other comprehensive income (loss)	442	(45)
Comprehensive loss	$ (2,594)	$ (1,128)