Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 27, 2019
Sep. 28, 2018
Sep. 27, 2019
Sep. 28, 2018
Net income $ 9,382 $ 9,866 $ 24,090 $ 25,173
Changes in derivative instruments:        
Net (loss) gain reclassified to interest expense (8)   43  
Net (loss) gain reclassified to interest expense   0   0
Tax benefit (expense) 88   357  
Tax benefit (expense)   (64)   (254)
Net change in derivative instruments (321)   (1,293)  
Net change in derivative instruments   198   727
Foreign currency translation adjustments, net of tax (1,526) (43) (1,801) (943)
Accounting Standards Update (ASU) 2018-02 reclassification of certain tax effects to retained earnings 0 0 (259) 0
Other comprehensive (loss) income, net of tax (1,847) 155 (3,353) (216)
Total comprehensive income 7,535 10,021 20,737 24,957
Interest Rate Swap        
Changes in derivative instruments:        
Net change in fair value of derivative instruments (194)   (1,570)  
Net change in fair value of derivative instruments   296   1,177
Foreign Exchange Forward        
Changes in derivative instruments:        
Net change in fair value of derivative instruments $ (207)   $ (123)  
Net change in fair value of derivative instruments   $ (34)   $ (196)