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STATEMENTS OF CASH FLOWS Table 2 (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Cash flows related to interest and income tax
Cash paid for interest	$ 105	$ 135
Cash (refunded) paid for income tax	$ (20)	$ 823

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.

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- Definition

The amount of cash paid for interest during the period net of cash paid for interest that is capitalized.

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