Annual report pursuant to Section 13 and 15(d)

Income Taxes (NOL) (Details)

v3.6.0.2
Income Taxes (NOL) (Details)
$ in Thousands
Dec. 31, 2016
USD ($)
Federal  
Operating Loss Carryforwards  
NOL carryforwards $ 261,475
Federal | Alternative minimum  
Operating Loss Carryforwards  
Tax credit carryforward 1,174
Federal | Research and development  
Operating Loss Carryforwards  
Tax credit carryforward 8,393
State  
Operating Loss Carryforwards  
NOL carryforwards 164,397
State | Alternative minimum  
Operating Loss Carryforwards  
Tax credit carryforward 22
State | Research and development  
Operating Loss Carryforwards  
Tax credit carryforward 6,948
Foreign  
Operating Loss Carryforwards  
Tax credit carryforward $ 2,326