Quarterly report pursuant to Section 13 or 15(d)

Leases - Lease Cost (Details)

v3.20.2
Leases - Lease Cost (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 27, 2020
Jun. 29, 2019
Jun. 27, 2020
Jun. 29, 2019
Leases [Abstract]        
Operating lease cost $ 4,547 $ 4,575 $ 9,294 $ 9,298
Short term lease costs 528 742 1,049 1,975
Variable lease costs 491 352 671 540
Amortization of right of use assets 200 143 402 235
Interest on lease liabilities $ 36 $ 28 $ 72 $ 43