Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Net income	$ 24,306us-gaap_NetIncomeLoss	$ 729us-gaap_NetIncomeLoss
Other comprehensive income (loss):
Unrealized holding gains (losses) arising during the period	1,434	(1,205)
Less: reclassification adjustments for realized gain included in net income	(31)	(25)
Other comprehensive income (loss), before tax effect	1,403	(1,230)
Tax effect	(359)
Other comprehensive income (loss)	1,044	(1,230)
COMPREHENSIVE INCOME (LOSS)	$ 25,350us-gaap_ComprehensiveIncomeNetOfTax	$ (501)us-gaap_ComprehensiveIncomeNetOfTax

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount before tax of other comprehensive income (loss) attributable to parent entity.

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