Income Taxes - Schedule of Companies Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Balance at beginning of year	$ 1,194	$ 773	$ 388
Additions based on tax positions related to current year	520	421	385
Balance at end of year	$ 1,714	$ 1,194	$ 773