Annual report pursuant to Section 13 and 15(d)

Income Taxes Income Tax Expense (Benefit) (Details)

v3.6.0.2
Income Taxes Income Tax Expense (Benefit) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]      
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount $ 22,294 $ (14,588) $ (2,973)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount (13) 275 (391)
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount (9,076) (2,083) (66)
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount 2,888 (62) (31)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Amount (5,756) 549 609
Income Tax Reconciliation Foreign Dividends 51 279 0
Income tax impact to provision due to transaction costs 749 1,329 0
Income Tax Reconciliation, Uncertain Tax Position (1,204) 600 304
Effective Income Tax Rate Reconciliation, Tax Credit, Foreign, Amount (72) (144) 0
Current Foreign Tax Expense (Benefit) 1,092 942 577
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount (802) 96 92
Valuation Allowance, Deferred Tax Asset, Release due to Acquisition, amount 0 (1,757) (2,335)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount (6,661) 14,931 3,087
Provision (benefit) for income taxes $ 2,398 $ (575) $ (1,704)