XML 37 R27.htm IDEA: XBRL DOCUMENT v3.8.0.1
The Company and Summary of Significant Accounting Policies (Narrative) (Details)
1 Months Ended
Sep. 29, 2017
USD ($)
payment
Nov. 25, 2016
USD ($)
shares
Jan. 01, 2017
USD ($)
Oct. 27, 2016
$ / shares
IPO        
Subsidiary, Sale of Stock [Line Items]        
Sale of stock price (USD per share) | $ / shares       $ 16.00
Number of shares issued (in shares) | shares   6,775,466    
Consideration received   $ 97,400,000    
IPO | Underwriters        
Subsidiary, Sale of Stock [Line Items]        
Number of shares issued (in shares) | shares   75,466    
New Accounting Pronouncement, Early Adoption, Effect | Accounting Standards Update 2016-09        
Subsidiary, Sale of Stock [Line Items]        
Deferred income tax liabilities, net     $ 54,000,000  
New Accounting Pronouncement, Early Adoption, Effect | Accounting Standards Update 2016-09 | Accumulated Deficit        
Subsidiary, Sale of Stock [Line Items]        
Cumulative effect of new accounting principle in period of adoption     $ 54,000,000  
Software License Arrangement        
Subsidiary, Sale of Stock [Line Items]        
Term of license 3 years      
License quarterly payments | payment 12      
Licenses payment $ 3,300,000      
Licenses and maintenance agreements $ 1,200,000.000000000