Investments (Details) - USD ($)	3 Months Ended	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2016	Aug. 15, 2016	Dec. 31, 2015
Long-term Investments and Receivables, Net	$ 8,474,000	$ 8,474,000	$ 8,280,000	$ 0
Fair Value Assumptions, Expected Volatility Rate		55.00%
Fair Value Inputs, Discount for Lack of Marketability		7.00%
Accretion (Amortization) of Discounts and Premiums, Investments	194,000
Maximum Investment in Veritone			50,000,000
Secured Convertible Promissory Note			20,000,000
Secured Promissory Note Advance	10,000,000	$ 10,000,000	10,000,000
1st Loan Warrant Condition: Proceeds from Private Financing	10,000,000	10,000,000
First Loan Warrant			700,000
Second Loan Warrant			700,000
Veritone Primary Warrant			50,000,000
Primary Warrant Condition: Offering Proceeds			$ 15,000,000
Time-sharing Transactions, Stated Interest Rate for Notes Receivable			6.00%
Investment at cost	1,720,000	1,720,000	$ 1,720,000	$ 0
Interest Receivable	75,000	$ 75,000
Interest Income, Other	$ 269,000
Minimum [Member]
Fair Value Assumptions, Expected Volatility Rate		40.00%
Fair Value Inputs, Probability of Default		25.00%
Maximum [Member]
Fair Value Assumptions, Expected Volatility Rate		50.00%
Fair Value Inputs, Probability of Default		75.00%