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Leases (Details) - USD ($) $ in Thousands |  |  | 6 Months Ended
--- | --- | --- | ---
Jun. 29, 2019 | Dec. 30, 2018 | Jun. 29, 2019
Leases |  |  |
Operating lease right-of-use assets | $ 114,704 |  | $ 114,704
Recognize lease liabilities | 138,179 |  | 138,179
Options to extend |  | true |
Lease expenses included in income statement |  |  |
Operating lease cost | 4,013 |  | 7,224
Short-term lease cost | 81 |  | 189
Variable lease cost | 1,033 |  | 1,969
Total lease cost | 5,127 |  | 9,382
Cash paid for amounts included in the measurement of lease liabilities |  |  |
Operating cash flows from operating leases |  |  | 8,113
Right-of-use assets obtained in exchange for lease obligations |  |  |
Operating leases |  |  | 37,284
Assets |  |  |
Right-of-Use Assets | 114,704 |  | 114,704
Liabilities: |  |  |
Current portion of lease liabilities | 10,898 |  | 10,898
Non-current portion of lease liabilities | 127,281 |  | 127,281
Total operating lease liabilities | $ 138,179 |  | $ 138,179
Weighted average remaining lease term - operating leases | 10 years |  | 10 years
Weighted average discount rate - operating leases | 3.70% |  | 3.70%
Minimum |  |  |
Leases |  |  |
Remaining lease terms |  | 1 year |
Maximum |  |  |
Leases |  |  |
Remaining lease terms |  | 12 years |
Lease extension term |  | 5 years |
ASU 2016-02 |  |  |
Leases |  |  |
Operating lease right-of-use assets | $ 82,300 | $ 82,300 | $ 82,300
Recognize lease liabilities | 106,800 | 106,800 | 106,800
Assets |  |  |
Right-of-Use Assets | 82,300 | 82,300 | 82,300
Liabilities: |  |  |
Total operating lease liabilities | $ 106,800 | $ 106,800 | $ 106,800

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