Description of Business and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Description of Business and Summary of Significant Accounting Policies [Abstract]

Costs And Estimated Earnings In Excess Of Billings

	December 31,		December 31,
	2014		2013
	(in thousands)
Unbilled costs and profits incurred to date*	$	253,078	$	204,276
Unapproved change orders		161,375		146,787
Claims		311,949		222,185
	$	726,402	$	573,248

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*    Represents the excess of contract costs and profits recognized to date on the percentage of completion accounting method over the amount of contract billings to date on certain contracts.

Cash And Cash Equivalents And Restricted Cash

	At December 31,
	2014		2013
	(in thousands)
Corporate cash and cash equivalents (available for general  corporate purposes)	$	40,846	$	36,579
Company's share of joint venture cash and cash equivalents (available only for joint venture purposes, including future distributions)		94,737		83,344
Total Cash and Cash Equivalents	$	135,583	$	119,923
Restricted Cash	$	44,370	$	42,594