Related-Party Transactions (Details 2) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accounts receivable from affiliates:
Accounts receivable from affiliates		$ 231
Accounts payable to affiliates:
Accounts payable to affiliates	$ (1,199)	(1,114)
Net accounts payable to affiliates	(1,199)	(883)
Re Max Of Texas Advertising Fund
Accounts receivable from affiliates:
Accounts receivable from affiliates		246
Central Atlantic Region Advertising Fund [Member]
Accounts payable to affiliates:
Accounts payable to affiliates	(1,102)	(1,031)
Other affiliates
Accounts receivable from affiliates:
Accounts receivable from affiliates		(15)
Accounts payable to affiliates:
Accounts payable to affiliates	$ (97)	$ (83)