Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2013

Significant Accounting Policies [Abstract]

Detail of comprehensive income (loss)

	Three Months Ended March 31, 2013
	Unrealized Gains
	and Losses on			Foreign
	Available-for Sale			Currency
	Securities			Items		Total
	(In thousands)
Beginning balance	$	8		$	101	$	109
Other comprehensive income (loss) before reclassifications		(3	)		0		(3	)
Amounts reclassified from accumulated other comprehensive income (loss)		0			0		0
Net current period other comprehensive income (loss)		(3	)		0		(3	)
Ending Balance	$	5		$	101	$	106