Consolidated Balance Sheets (Parenthetical) - $ / shares	Sep. 30, 2016	Dec. 31, 2015
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares authorized	20,000,000	20,000,000
Preferred stock, shares issued
Preferred stock, shares outstanding
Class A Common Stock [Member]
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	7,200,000	7,200,000
Common stock, shares issued	1,363,795	1,336,759
Common stock, shares outstanding	1,363,795	1,336,759
Class B Common Stock [Member]
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	2,500,000	2,500,000
Common stock, shares issued	1,399,680	1,395,678
Common stock, shares outstanding	1,399,680	1,395,678
Class Z Common Stock [Member]
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	300,000	300,000
Common stock, shares issued	262,631	262,631
Common stock, shares outstanding	262,631	262,631