Basis of Presentation and Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Accounting Policies [Abstract]

Summary of Changes in Warranty Liability

Changes in the Company’s warranty liability for the years ended December 31, 2015, 2014, and 2013 are as follows (in thousands):

	Year Ended December 31, 2015			Year Ended December 31, 2014			Year Ended December 31, 2013
Warranty liability, beginning of period	$	18,155		$	14,935		$	14,317
Warranty provision during period	7,423			9,601			5,641
Warranty payments during period	(8,555		)	(7,409		)	(5,676		)
Warranty charges related to construction services projects	1,094			1,028			653
Warranty liability, end of period	$	18,117		$	18,155		$	14,935

Summary of Interest Activity

Interest activity for the years ended December 31, 2015, 2014, and 2013 are as follows (in thousands):

	Year Ended December 31, 2015			Year Ended December 31, 2014			Year Ended December 31, 2013
Interest incurred	$	76,221		$	65,560		$	31,875
Less: Interest capitalized	(76,221		)	(65,560		)	(29,273		)
Interest expense, net of amounts capitalized	$	—		$	—		$	2,602
Cash paid for interest	$	72,254		$	46,779		$	29,769