Interest (Schedule Of Real Estate Capitalized Interest Costs) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Interest [Abstract]
Interest capitalized beginning of period	$ 15,741	$ 5,850	$ 11,302	$ 2,820
Interest capitalized during period	5,189	3,894	14,079	7,452
Less: capitalized interest in cost of sales	(2,474)	(755)	(6,925)	(1,283)
Interest capitalized end of period	$ 18,456	$ 8,989	$ 18,456	$ 8,989