Consolidated Statement of Stockholders' Deficiency (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Statement of Stockholders' Equity [Abstract]
Income taxes on note conversion	$ 367	$ 367	$ 300
Income taxes on beneficial conversion feature of notes payable			$ 10,327