Discontinued Operations (Results of Operations from Discontinued Operations) (Details) (USD $)	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Discontinued Operations Disclosures [Line Items]
Net loss from discontinued operations	$ (122,000)	$ (947,000)
Globetec [Member]
Discontinued Operations Disclosures [Line Items]
Revenue		6,300,000
Loss from operations, before tax		(1,200,000)
Benefit from income taxes		300,000
Net loss from discontinued operations		$ (900,000)

Tax effect allocated to a disposal group that is classified as a component of the entity reported as a separate component of income before extraordinary items. Includes the tax effects of the following: income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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