Description of the Company (Details) customer in Millions	12 Months Ended
	Dec. 31, 2017 segment customer $ / shares	Dec. 31, 2016 $ / shares	May 26, 2010 $ / shares
Number of customers | customer	1
Number of reportable segments | segment	2
Common stock, par value (in dollars per share)	$ 0.00001	$ 0.00001
FAFC [Member]
Common stock, par value (in dollars per share)			$ 1.0