Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation of total amounts of unrecognized tax benefits (Details 4)

v3.6.0.2
Income Taxes - Reconciliation of total amounts of unrecognized tax benefits (Details 4) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]    
Unrecognized tax benefits, beginning of the year $ 11,174 $ 11,174
Gross increases in tax positions from prior periods 250
Gross decreases in tax positions from prior periods (280)
Unrecognized tax benefits, end of year $ 11,144 $ 11,174