Annual report pursuant to Section 13 and 15(d)

Segments - Summarizes the Company's Sales and Long-Lived Assets by Geographic Regions (Detail)

v3.8.0.1
Segments - Summarizes the Company's Sales and Long-Lived Assets by Geographic Regions (Detail) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jul. 01, 2017
Apr. 01, 2017
Dec. 31, 2016
Oct. 01, 2016
Jul. 02, 2016
Apr. 02, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets                      
Sales $ 171,318 $ 149,636 $ 151,114 $ 152,396 $ 154,068 $ 155,099 $ 164,426 $ 159,530 $ 624,464 $ 633,123 $ 692,279
Property, plant and equipment, net 125,830       122,812       125,830 122,812 124,742
Net (Loss) Income (5,653) $ 6,060 $ 7,685 $ 11,587 9,885 $ 12,074 $ 14,980 $ 11,485 19,679 48,424 66,974
Exchange gain                     1,000
Cumulative translation adjustments (4,500)       (8,600)       (4,500) (8,600)  
United States                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 482,219 504,270 508,724
Property, plant and equipment, net 116,026       114,048       116,026 114,048 115,117
North America (excluding United States)                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 6,198 12,331 13,044
Asia                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 58,732 52,171 108,967
Europe                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 73,677 61,200 57,936
South America                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 1,280 577 1,112
Other                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 2,358 2,574 2,496
France                      
Revenues from External Customers and Long-Lived Assets                      
Property, plant and equipment, net 9,094       8,216       9,094 8,216 9,092
Canada                      
Revenues from External Customers and Long-Lived Assets                      
Property, plant and equipment, net 710       548       710 548 533
Non-US                      
Revenues from External Customers and Long-Lived Assets                      
Sales                 53,900 50,100 50,800
Net (Loss) Income                 2,200 1,800 $ 3,400
Net assets $ 47,400       $ 36,800       $ 47,400 $ 36,800