Debt (Details) - Long-term debt (Parentheticals) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
1.5 Million Shareholder Note Due 2015 [Member]
Debt (Details) - Long-term debt (Parentheticals) [Line Items]
Interest Rate, Stated Percentage	8.00%	8.00%
Maturity Year	2015	2015
Shareholder note due, Face Amount	$ 1.5	$ 1.5
Three Million Eight Percentage Subordinated Convertible Shareholder Notes Due 2016 [Member]
Debt (Details) - Long-term debt (Parentheticals) [Line Items]
Interest Rate, Stated Percentage	8.00%	8.00%
Maturity Year	2016	2016
Shareholder note due, Face Amount	3.0	3.0
Three Million Eight Percentage Shareholder Note Due 2015 [Member]
Debt (Details) - Long-term debt (Parentheticals) [Line Items]
Interest Rate, Stated Percentage	8.00%	8.00%
Maturity Year	2015	2015
Shareholder note due, Face Amount	$ 3.0	$ 3.0