Quarterly report pursuant to Section 13 or 15(d)

Accumulated Other Comprehensive Loss - Changes in AOCI (Details)

v3.7.0.1
Accumulated Other Comprehensive Loss - Changes in AOCI (Details)
$ in Thousands
6 Months Ended
Jul. 01, 2017
USD ($)
Changes in Accumulated Other Comprehensive Income, by Component  
Beginning Balance $ 236,397
Amounts reclassified from accumulated other comprehensive loss 163
Ending Balance 256,746
Unrealized Gains and Losses on Available-for-Sale Securities [Member]  
Changes in Accumulated Other Comprehensive Income, by Component  
Beginning Balance (391)
Other comprehensive (loss) income before reclassifications (41)
Amounts reclassified from accumulated other comprehensive loss 163
Net current period other comprehensive income 122
Ending Balance (269)
Foreign Currency Items [Member]  
Changes in Accumulated Other Comprehensive Income, by Component  
Beginning Balance (15,442)
Other comprehensive (loss) income before reclassifications 5,191
Amounts reclassified from accumulated other comprehensive loss 0
Net current period other comprehensive income 5,191
Ending Balance (10,251)
Accumulated other comprehensive income (loss) [Member]  
Changes in Accumulated Other Comprehensive Income, by Component  
Beginning Balance (15,833)
Other comprehensive (loss) income before reclassifications 5,150
Amounts reclassified from accumulated other comprehensive loss 163
Net current period other comprehensive income 5,313
Ending Balance $ (10,520)