Summary Of Major Accounting Policies Business Combination Disclosure (Details) - USD ($) $ in Thousands	9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 2,500	$ 229,979	$ 224,000
Inventory Write-down	$ 30,490	$ 9,025