Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.7.0.1
Income Taxes (Details) - USD ($)
Jun. 30, 2017
Dec. 31, 2016
Income Tax Disclosure [Abstract]    
Unrecognized tax benefits $ 1,100,000 $ 1,000,000
Accrued interest and penalties relating to unrecognized tax benefits $ 1,000 $ 3,000