Income Taxes (Income Tax Provision) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Current income tax provision (benefit)	$ 27	$ 30
Deferred income tax provision (benefit)	4	614
Total income tax provision	$ 31	$ 644