Commitments and Contingencies (Sunlight Entities) (Narrative) (Details) (Pending Litigation [Member], USD $) In Millions, unless otherwise specified	1 Months Ended		9 Months Ended
	Aug. 31, 2014	Jun. 30, 2013	Sep. 30, 2014
Sunlight Entities [Member]
Loss Contingencies [Line Items]
Projects or proceedings, number or quantity of			3
Litigation award, pending litigation	$ 59.6
Liens sought, pending litigation			50
Damages sought, pending litigation		60
Sunlight Entities [Member] | Construction Contracts [Member]
Loss Contingencies [Line Items]
Projects or proceedings, number or quantity of			3
Sunlight General Somerset [Member]
Loss Contingencies [Line Items]
Contract price, pending litigation			29
Sunlight General Morris [Member]
Loss Contingencies [Line Items]
Contract price, pending litigation			36
Sunlight General Sussex [Member]
Loss Contingencies [Line Items]
Contract price, pending litigation			$ 26