Related-Party Transactions (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Related party balances and activity
Accounts payable to affiliates	$ 1,172,000		$ 1,172,000		$ 1,114,000
Accounts receivable from affiliates	26,000		26,000		231,000
Advertising Funds
Related party balances and activity
Related party transactions expenses	210,000	$ 291,000	705,000	$ 862,000
Other affiliates
Related party balances and activity
Accounts payable to affiliates	70,000		70,000		83,000
Accounts receivable from affiliates	10,000		10,000		(15,000)
Other affiliates | Services rendered and rent for office space provided
Related party balances and activity
Amounts allocated for services rendered and rent for office space	446,000	$ 549,000	$ 1,293,000	$ 1,661,000
Affiliates payment to Company, general time period			30 days
Tails Inc.
Related party balances and activity
Accounts payable to affiliates	$ 1,102,000		$ 1,102,000		$ 1,031,000