Loans Payable (Narrative) (Details) (USD $)	0 Months Ended	6 Months Ended		0 Months Ended	3 Months Ended	0 Months Ended						12 Months Ended
	May 10, 2012	Dec. 31, 2014	Dec. 31, 2013	Mar. 11, 2014	Dec. 31, 2014	Dec. 15, 2014	Jun. 13, 2014	Apr. 30, 2014	Dec. 13, 2013	Mar. 11, 2013	Dec. 19, 2013	Jun. 30, 2013	Sep. 16, 2013	Oct. 24, 2014	Dec. 19, 2014	Feb. 13, 2014
Line of Credit Facility [Line Items]
Number of warrants issued (in warrants)	21,364
Warrant exercise period	3 years
Warrants, exercise price per share (in dollars per warrant)	$ 640												$ 92
Share based compensation in connection with Securities Purchase Agreement		$ 3,072,000	$ 0
Accretion of Note discount		16,000	0
Line of Credit | March Amendment
Line of Credit Facility [Line Items]
Line of credit, increase				5,000,000
Line of Credit | Term Loan Agreement (DB Line)
Line of Credit Facility [Line Items]
Debt issue amount										15,000,000
Line of Credit | Line of Credit Promissory Note
Line of Credit Facility [Line Items]
Debt issue amount														20,000,000
Unsecured Debt | Loan
Line of Credit Facility [Line Items]
Interest expense					9,000
Interest rate															12.00%
Debt issue amount															2,000,000
Deutsche Bank | Line of Credit | February Amendment
Line of Credit Facility [Line Items]
Repayments of long-term lines of credit						15,000,000	10,000,000	10,000,000
Deutsche Bank | Line of Credit | March Amendment
Line of Credit Facility [Line Items]
Maximum borrowing capacity				35,000,000
Deutsche Bank | Line of Credit | Term Loan Agreement (DB Line)
Line of Credit Facility [Line Items]
Maximum borrowing capacity				30,000,000					30,000,000	10,000,000
Line of credit, minimum advance										1,000,000
Interest expense		185,000			83,000
Deutsche Bank | Line of Credit | Term Loan Agreement (DB Line) | LIBOR
Line of Credit Facility [Line Items]
Basis spread on variable rate									2.50%	4.00%
Deutsche Bank | Line of Credit | Term Loan Agreement (DB Line) | Prime Rate
Line of Credit Facility [Line Items]
Basis spread on variable rate									0.25%	1.75%
Deutsche Bank | Term Loan Agreement (DB Line) | February Amendment
Line of Credit Facility [Line Items]
Line of credit, prepayment of debt																10,000,000
Deutsche Bank | Line of Credit | Term Loan Agreement (DB Line)
Line of Credit Facility [Line Items]
Proceeds from Lines of Credit									16,951,000		3,049,000
Line of credit, amount outstanding									26,951,000
Sillerman Investment Company, LLC | Line of Credit | New $25,000 Line of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity																25,000,000
Sillerman Investment Company, LLC | New $25,000 Line of Credit
Line of Credit Facility [Line Items]
Number of warrants issued (in warrants)										125,000
Warrant exercise period										60 months
Warrants, exercise price per share (in dollars per warrant)										80
Share-based compensation												5,559,000
Securities Purchase Agreement
Line of Credit Facility [Line Items]
Share based compensation in connection with Securities Purchase Agreement		1,023,000			1,023,000
Securities Purchase Agreement | Line of Credit | Line of Credit Promissory Note
Line of Credit Facility [Line Items]
Number of warrants issued for each $1,000 advanced under line of credit														50,000
SIC III | Securities Purchase Agreement
Line of Credit Facility [Line Items]
Warrants issued to debt ratio														0.05
Warrants issued to share purchase price ratio														0.05
Share based compensation in connection with Securities Purchase Agreement					2,049,000
SIC III | Securities Purchase Agreement | Line of Credit | Line of Credit Promissory Note
Line of Credit Facility [Line Items]
Line of credit, amount outstanding		19,416,000			19,416,000
Debt issue amount		20,000,000			20,000,000
SIC III | Securities Purchase Agreement | Line of Credit | Line of Credit Promissory Note
Line of Credit Facility [Line Items]
Maximum borrowing capacity														20,000,000
Warrants, exercise price per share (in dollars per warrant)						$ 3.63								$ 3.51
Interest expense					191,000
Warrants issued (in shares)						775,000
Value of shares agreed to be purchased by investor														30,000,000
Class of Warrant or Right, Unissued														1,000,000
Exercise price as a percentage above fair value of common stock														10.00%
Interest rate														12.00%
Accretion of Note discount		16,000
Accretion of discount		600,000			600,000
Interest rate in event of default														17.00%
Covenant, Maximum loan to officer														500,000
Covenant, limitation on indebtedness														1,000,000
Covenant, Minimum sale amount for material technology or intellectual property														500,000
Covenant, limitation of corporate strategic relationship involving payments														1,000,000
Debt issue amount						15,500,000
Debt discount percentage														3.00%
Initial Draw On Line Of Credit | SIC III | Securities Purchase Agreement | Line of Credit | Line of Credit Promissory Note
Line of Credit Facility [Line Items]
Warrants issued (in shares)														225,000
Debt issue amount														$ 4,500,000