Interest (Tables)

3 Months Ended

Mar. 31, 2015

Interest [Abstract]

Schedule of Interest Costs

	Three Months Ended
	March 31,
	2015		2014
Interest capitalized beginning of period	$	11,302	$	2,820
Interest capitalized during period		3,919		59
Less: capitalized interest in cost of sales		(1,621)		(76)
Interest capitalized end of period	$	13,600	$	2,803