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Warranties
 12 Months Ended
Mar. 31, 2018
Product Warranties Disclosures [Abstract]  
Warranties
11. Warranties
Activity in the liability for estimated warranties was as follows (in thousands):
 
March 31,
2018
 
April 1,
2017
 
April 2,
2016
Balance at beginning of period
$
15,479

 
$
13,371

 
$
9,953

Purchase accounting additions
838

 
—

 
1,111

Charged to costs and expenses
25,911

 
24,282

 
21,133

Payments and deductions
(25,590
)
 
(22,174
)
 
(18,826
)
Balance at end of period
$
16,638

 
$
15,479

 
$
13,371