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Condensed Consolidated Statements of Comprehensive Income (unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Consolidated Statements of Comprehensive Income (unaudited) [Abstract]
NET INCOME (LOSS)	$ 935	$ 693	$ 1,609	$ (1,286)
Other comprehensive income (loss), net of tax:
Reclassification adjustment for realized gains on marketable securities included in net income (1)	(292)	0	(434)	(484)
Reclassification adjustment for unrealized losses on marketable securities included in net income, net of income taxes (2)	27	122	27	122
Changes in fair value of marketable securities	(381)	(46)	413	600
COMPREHENSIVE INCOME (LOSS)	$ 289	$ 769	$ 1,615	$ (1,048)

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- Definition

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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