Income Taxes - Income Tax Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Statutory tax benefit	$ (340)	$ (892)
Increase (decrease) in valuation allowance
Change in valuation allowance	337	(3,137)
Expiration of capital loss carryforwards		9
Expiration of NOL carryforwards		4,007
Benefit realized on settlement of unrecognized tax benefit		(80)
Effect of permanent differences and other	3	13
Total tax benefit	$ 0	$ (80)