XML 60 R41.htm IDEA: XBRL DOCUMENT v3.20.2
Revenue from Contracts with Customers - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 27, 2020
Jun. 27, 2020
Dec. 31, 2019
Revenue from Contract with Customer [Abstract]      
Contract liability $ 35,932,000 $ 35,932,000 $ 34,959,000
Revenue recognized related to contract liabilities 0 0  
Capitalized contract cost $ 62,196,000 62,196,000 $ 69,039,000
Amortization of capitalized contract costs   $ 34,754,000  
Capitalized contract costs, amortization period   1 year