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Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Net income	$ 3,480us-gaap_NetIncomeLoss	$ 5,453us-gaap_NetIncomeLoss
Other comprehensive loss:
Foreign currency translation adjustment	(1,054)	(405)
Other comprehensive loss	(1,054)	(405)
Comprehensive Income	$ 2,426nrci_ComprehensiveIncome	$ 5,048nrci_ComprehensiveIncome

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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- Definition

Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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