Related Party Transactions (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Predecessor and Certain Officers [Member]
Related Party Transaction [Line Items]
Amounts paid in transaction	$ 27,106	$ 49,153	$ 59,668
Accounts payable to related party	2,345	2,096
Electrical And Mechanical Supplier Subcontractor [Member]
Related Party Transaction [Line Items]
Amounts paid in transaction		15	981
Electrical and Mechanical Supplier Direct [Member]
Related Party Transaction [Line Items]
Amounts paid in transaction		0	86
Unconsolidated Afflilate and Other Affliliated Partnerships [Member]
Related Party Transaction [Line Items]
Revenues recognized, from related party transactions	$ 7,886	$ 7,531	$ 4,822