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Investments - Summarized Income Statement Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015
Investments [Abstract]
Revenues	$ 143,350
Gross profit	38,149
Loss from continuing operations	(5,379)
Net loss	(5,479)
Net loss attributable to investees	$ (5,479)

The amount of gross profit (loss) reported by an equity method investment of the entity.

The amount of income (loss) from continuing operations before extraordinary items reported by an equity method investment of the entity.

The amount of net income (loss) reported by an equity method investment of the entity.