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v3.19.1

Leases - Narrative (Details) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 30, 2019 USD ($) lease_extension | Mar. 31, 2018 USD ($) | Dec. 30, 2018 USD ($) | Dec. 29, 2018 USD ($)
Sale Leaseback Transaction [Line Items] |  |  |  |
Retained earnings | $ 489,707 |  |  | $ 504,909
Right-of-use Operating / Finance Leases | 72,925 |  |  | 0
Lease liability | $ 81,407 |  |  |
Manufacturing Facility |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Deferred gain |  |  |  | $ (5,100)
Term of lease |  | 10 years |  |
Net proceeds from sale of facility |  | $ 16,900 |  |
Real Estate |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Number of options to extend | lease_extension | 1 |  |  |
Real Estate | Leased Assets |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Lease concentration | 85.00% |  |  |
Equipment | Leased Assets |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Lease concentration | 15.00% |  |  |
Minimum | Real Estate |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Lease extension term | 1 year |  |  |
Maximum | Real Estate |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Lease extension term | 10 years |  |  |
Impact of Implementation of Lease Guidance |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Retained earnings |  |  | $ 3,000 |
Right-of-use asset and liability calculation offset |  |  | 300 |
Right-of-use Operating / Finance Leases |  |  | 73,800 |
Lease liability |  |  | 82,000 |
Impact of Implementation of Lease Guidance | Manufacturing Facility |  |  |  |
Sale Leaseback Transaction [Line Items] |  |  |  |
Deferred gain |  |  | $ 3,300 |

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