Quarterly report pursuant to Section 13 or 15(d)

Revenue - Cumulative Effect of Changes (Details)

v3.10.0.1
Revenue - Cumulative Effect of Changes (Details) - USD ($)
$ in Thousands
Sep. 29, 2018
Jan. 01, 2018
Dec. 31, 2017
Assets      
Accounts Receivable, Net of Allowance for Doubtful Accounts $ 189,110 $ 136,638 $ 132,633
Inventories 154,870 142,239 150,196
Liabilities      
Accrued Income Taxes   1,289  
Customer Advance Payments and Deferred Revenue 30,186 11,431 19,607
Deferred Income Taxes   5,049  
Equity      
Retained Earnings   328,459  
Calculated under Revenue Guidance in Effect before Topic 606      
Assets      
Accounts Receivable, Net of Allowance for Doubtful Accounts 178,996   132,633
Inventories 164,100   150,196
Liabilities      
Accrued Income Taxes     261
Customer Advance Payments and Deferred Revenue 34,022   19,607
Deferred Income Taxes     5,121
Equity      
Retained Earnings     $ 325,191
Difference between Revenue Guidance in Effect before and after Topic 606 | Accounting Standards Update 2014-09      
Assets      
Accounts Receivable, Net of Allowance for Doubtful Accounts 10,114 4,005  
Inventories (9,230) (7,957)  
Liabilities      
Accrued Income Taxes   1,028  
Customer Advance Payments and Deferred Revenue $ (3,836) (8,176)  
Deferred Income Taxes   (72)  
Equity      
Retained Earnings   $ 3,268