XML 41 R26.htm IDEA: XBRL DOCUMENT v3.5.0.2
Summary of Significant Accounting Policies (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jan. 01, 2012
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Sep. 03, 2009
New Accounting Pronouncement, Early Adoption [Line Items]              
Intangible assets   $ 0   $ 0   $ 4,136 $ 6,300
Useful life 12 years            
Intangible asset impairment   3,905 $ 0 3,905 $ 0    
Income tax expense (benefit)   $ 0 $ 0 $ 0 $ 0    
Accumulated deficit              
New Accounting Pronouncement, Early Adoption [Line Items]              
Cumulative effect from adoption of new accounting standard           (100)  
Additional paid-in capital              
New Accounting Pronouncement, Early Adoption [Line Items]              
Cumulative effect from adoption of new accounting standard           100  
Accounting Standards Update 2016-09 | Accumulated deficit | New Accounting Pronouncement, Early Adoption, Effect              
New Accounting Pronouncement, Early Adoption [Line Items]              
Cumulative effect from adoption of new accounting standard           (100)  
Accounting Standards Update 2016-09 | Additional paid-in capital | New Accounting Pronouncement, Early Adoption, Effect              
New Accounting Pronouncement, Early Adoption [Line Items]              
Cumulative effect from adoption of new accounting standard           $ 100