Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions (Details Textual)

v3.7.0.1
Related Party Transactions (Details Textual) - Enovation Controls [Member]
$ in Thousands
6 Months Ended
Jul. 01, 2017
USD ($)
Officer
Inventory Transactions [Member]  
Related Party Transaction [Line Items]  
Number of officers purchasing and selling inventory | Officer 1
Total sales to entity $ 1,299
Total purchases from entity/related party 5,805
Due from entity/related party 548
Due to entity/related party 723
Transition Services Agreement [Member]  
Related Party Transaction [Line Items]  
Total purchases from entity/related party 856
Due from entity/related party 238
Due to entity/related party $ 192
Maximum transition services period for specified services 1 year
Transition Services Agreement [Member] | Miscellaneous Expense, Net [Member]  
Related Party Transaction [Line Items]  
Sales $ 1,217
Cost of sales $ 968