Annual report pursuant to Section 13 and 15(d)

Income Taxes Components of Deferred Income Tax Asset (Details)

v3.6.0.2
Income Taxes Components of Deferred Income Tax Asset (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Income Tax Disclosure [Abstract]      
Current Federal Tax Expense (Benefit) $ 1,216 $ 0 $ 0
Deferred Tax Assets, Operating Loss Carryforwards 19,524 27,996  
Deferred Tax Assets, Tax Credit Carryforwards, Research 58,170 48,531  
Deferred Tax Assets, Other 13,387 13,654  
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost 2,073 1,747  
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost 3,451 4,245  
Deferred Tax Assets, Goodwill and Intangible Assets 8,575 7,198  
Deferred Tax Assets, Gross 105,180 103,371  
Deferred Tax Assets, Valuation Allowance (100,284) (98,535)  
Deferred Tax Assets, Net of Valuation Allowance 4,896 4,836  
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount (13) 275 (391)
Deferred Tax Liabilities, Other Finite-Lived Assets 2,202 2,322  
Deferred Tax Liabilities, Undistributed Foreign Earnings 2,909 2,628  
Deferred Tax Liabilities, Net 215    
Deferred Tax Assets, Net   (114)  
Current State and Local Tax Expense (Benefit) (11) 16 1
Current Foreign Tax Expense (Benefit) 1,092 942 577
Current Income Tax Expense (Benefit) 2,297 958 578
Deferred Federal Income Tax Expense (Benefit) 17,492 (13,759) (3,341)
Deferred State and Local Income Tax Expense (Benefit) (8,271) (1,034) 253
Deferred Foreign Income Tax Expense (Benefit) (2,459) 126 54
Valuation Allowance, Deferred Tax Asset, Release due to Acquisition, amount 0 1,757 2,335
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount 6,661 (14,891) (3,087)
Deferred Income Taxes Expense Benefit 101 (1,533) (2,282)
Provision (benefit) for income taxes $ 2,398 $ (575) $ (1,704)