Annual report pursuant to Section 13 and 15(d)

Assets and Liabilities Held for Sale (Details)

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Assets and Liabilities Held for Sale (Details) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2017
Oct. 29, 2017
Oct. 30, 2016
Nov. 01, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Net proceeds from divestitures   $ 81,102 $ 36,648 $ 0
Information Technology Infrastructure Support Service        
Assets included as part of continuing operations        
Trade accounts receivable, net     13,553  
Recoverable income taxes     15  
Prepaid insurance and other assets     3,339  
Property, equipment and software, net     178  
Purchased intangible assets     495  
Total major classes of assets of discontinued operations - Computer Systems     17,580  
Liabilities included as part of continuing operations        
Accrued compensation     2,432  
Accounts payable     921  
Accrued taxes other than income taxes     833  
Accrued insurance and other     1,574  
Total major classes of liabilities as part of continuing operations - Maintech and Lakyfor, S.A.     $ 5,760  
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Maintech Holdings, LLC        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Net proceeds from divestitures $ 18,300      
Working capital adjustment $ 100      
Working capital adjustment determination period 60 days      
Proceeds from divestiture of businesses, net of cash divested $ 13,100      
Loss on disposal 3,900      
Net assets and liabilities with title transfer pending $ 400      
Duration after sale company will provide accounting and operational services 6 months      
Service agreement term 3 years