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Note 10 - Variable Interest Entities (Detail) - Summary financial information of Myers included in the consolidated statements of operations: (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Revenues	$ 168,709	$ 128,498	$ 267,134	$ 227,740
Operating income	8,240	7,287	3,677	8,975
Net income attributable to Sterling common stockholders			(12,076)	(3,519)
Variable Interest Entity, Primary Beneficiary [Member]
Revenues	19,056		23,570
Operating income	633		602
Net income attributable to Sterling common stockholders	$ 204		$ 192

X

- Definition

Amount of Net Income (Loss) attributable to noncontrolling interest.

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