Notes Payable, Warrants and Subordinated Borrowings (Details) (Senior Notes and Subordinated Borrowings [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Senior Notes and Subordinated Borrowings [Member]
Debt Instrument [Line Items]
Long Term Debt Maturities Repayments Of Principal And Interest In Next Twelve Months	$ 7,450
Long Term Debt Maturities Repayments Of Principal And Interest In Year Two	7,450
Long Term Debt Maturities Repayments Of Principal And Interest In Year Three	7,450
Long Term Debt Maturities Repayments Of Principal And Interest In Year Four	7,450
Long Term Debt Maturities Repayments Of Principal And Interest In Year Five	29,798
Long Term Debt Maturities Repayments Of Principal And Interest After Year Five	126,240
Long Term Debt Maturities Repayments Of Principal And Interest	$ 185,838

Long Term Debt Maturities Repayments Of Principal And Interest

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Long Term Debt Maturities Repayments Of Principal And Interest After Year Five

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Long Term Debt Maturities Repayments of Principal and Interest In Next Twelve Months

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Long Term Debt Maturities Repayments of Principal and Interest in Year Five

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Long Term Debt Maturities Repayments of Principal and Interest in Year Four

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Long Term Debt Maturities Repayments of Principal and Interest In Year Three

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Long Term Debt Maturities Repayments of Principal and Interest In Year Two

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