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Other Income (Expense)—Net
12 Months Ended
Dec. 30, 2017
Other Income and Expenses [Abstract]  
Other Income (Expense)—Net
Other Income (Expense)—Net
Other income (expense)—net consisted of the following (in thousands):
Fiscal Year
2017
 
2016
 
2015
Interest income
$
4,729

 
$
2,156

 
$
1,026

Gain on interest rate swap
195

 

 
5,241

Equity in losses of unconsolidated investment
(460
)
 
(1,321
)
 

Extinguishment of debt
(1,029
)
 

 

Gain on machine vision divestiture
1,750

 
3,500

 

Net currency gains
7,849

 
8,729

 
32,611

Other net gains
702

 
992

 
1,565

Other income (expense) - net
$
13,736

 
$
14,056

 
$
40,443