Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
NET INCOME	$ 5,245	$ 5,907
Other comprehensive income:
Unrealized gains on investments	384	61
Reclassification adjustment for a loss on investment included in net income	26	0
Income taxes	140	24
Other comprehensive income, net of tax	270	37
COMPREHENSIVE INCOME	$ 5,515	$ 5,944

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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Before tax amount of the income statement impact of the reclassification adjustment for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Before tax and reclassification adjustments amount of unrealized holding gain (loss) and transfers on available-for-sale securities.

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Tax effect of unrealized holding gain (loss) before reclassification adjustments and transfers on available-for-sale securities.

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- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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