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Note 5 - Construction Joint Ventures - Construction Joint Ventures, Partner Share (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets	$ 260,749	$ 175,908
Less current liabilities	(187,323)	(146,592)
Sterling’s receivables from and equity in construction joint ventures	7,463	7,130
Joint Ventures [Member]
Current assets	45,034	32,592
Less current liabilities	(64,672)	(57,598)
Net assets	(19,638)	(25,006)
Backlog	75,670	107,333
Sterling’s noncontrolling interest in backlog	38,751	52,992
Sterling’s receivables from and equity in construction joint ventures	$ 7,463	$ 7,130

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Amounts due from minority-owned entities in which the reporting entity shares joint control with another party or group, due within 1 year (or 1 business cycle). Also, includes the entity's equity in minority-owned joint ventures.

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Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of net assets (liabilities).

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Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.

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