Income Taxes Effective Tax Rate Reconciliation (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Federal statutory rate	35.00%	35.00%	35.00%
State taxes, net of federal benefit	(8.10%)	15.10%	(1.90%)
Foreign losses not benefited	(0.30%)	(0.60%)	(19.60%)
Changes in tax reserves	(78.60%)	(53.90%)	640.30%
Change in valuation allowance	(78.70%)	(263.20%)	(654.00%)
Permanent differences	(1.80%)	24.60%	143.20%
Effective income tax rate	(132.50%)	(243.00%)	143.00%