Property, Plant and Equipment Schedule of Depreciation Expense (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Schedule of depreciation expense [Line Items]
Total depreciation expense	$ 406,713	$ 366,629	$ 330,379
Cost of Sales [Member]
Schedule of depreciation expense [Line Items]
Total depreciation expense	377,022	336,542	302,011
Selling, General and Administrative Expenses [Member]
Schedule of depreciation expense [Line Items]
Total depreciation expense	15,331	19,487	22,387
Research and Development Expense [Member]
Schedule of depreciation expense [Line Items]
Total depreciation expense	$ 14,360	$ 10,600	$ 5,981