Valuation And Qualifying Accounts Schedule (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Allowance For Valuation Of Inventory [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	$ 851	$ 700	$ 700
Additions, Charged to Expense	98	151	0
Deductions	0	0	0
Balance at End of Period	949	851	700
Tax Valuation Allowance [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period	21,846	0	0
Additions, Charged to Expense	1,773	21,846	0
Deductions	(9,795)	0	0
Balance at End of Period	$ 13,824	$ 21,846	$ 0