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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jan. 01, 2018 | Dec. 31, 2017 | Jun. 24, 2018 | Dec. 31, 2017 | Jun. 25, 2017 | Jun. 26, 2016
Income Taxes [Line Items] |  |  |  |  |  |
U.S. Federal corporate income tax rate | 21.00% | 35.00% | 28.30% |  | 35.00% | 35.00%
Tax benefit as a result of the net change in deferred tax balances |  |  | $ 4,297 |  |  |
Tax benefit adjustment to provisional deferred rate |  |  | $ 203 |  |  |
Increase in effective tax rate |  |  | 0.70% |  |  |
Provisional charge, net of foreign tax credits |  | $ 3,901 | $ 5,430 | $ 3,901 | $ 789 |
Adjustment to provision for deferred tax asset |  |  |  | $ 2,301 |  |
Deferred tax assets, Increase in effective tax rate |  |  |  | 7.60% |  |
Net operating loss |  |  | 868 |  |  |
Increase (decrease) in valuation allowances due to utilization of prior years net operating losses |  |  | (917) |  |  |
Net operating loss carryforwards subject to expiration |  |  | 42,721 |  |  |
Capital loss carryforward |  |  | 1,105 |  | 1,746 |
U.S state net operating loss carryforwards |  |  | 43,589 |  |  |
Net operating loss carryforward to offset future taxable income |  |  |  |  | $ 8,426 |
U.S. Federal Capital Loss Carryforwards [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Capital loss carryforward |  |  | 4,489 |  |  |
Net operating loss carryforwards beginning expiration year |  |  |  |  | 2027 |
Foreign Tax Credits [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  | 3,808 |  | $ 789 | $ (1,680)
Increase (decrease) in valuation allowances due to utilization of prior years net operating losses |  |  | 4,640 |  |  |
U.S federal net operating loss carry a full valuation allowance |  |  | 1,639 |  |  |
U.S. Federal Foreign Tax Credits [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  | 3,433 |  |  |
U.S federal net operating loss carry a full valuation allowance |  |  | $ 3,791 |  |  |
Net operating loss carryforwards beginning expiration year |  |  | 2028 |  |  |
Equity method Investment in Parkdale America LLC [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  |  |  | (582) | (1,159)
Increase (decrease) in valuation allowances due to utilization of prior years net operating losses |  |  | $ 635 |  |  |
Foreign Losses [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  |  |  | $ 4,241 |
Deferred Tax Assets Related to Renewables [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  |  |  |  | 858
U.S. Federal NOL [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
U.S federal net operating loss carry a full valuation allowance |  |  | $ 6,914 |  |  |
Net operating loss carryforwards expiration year |  |  | 2037 |  | 2035 |
U.S federal net operating loss carryforwards |  |  | $ 19,511 |  |  |
U.S federal net operating loss carryforwards not subject to expiration |  |  | 6,930 |  |  |
Net operating loss carryforwards subject to expiration |  |  | 12,581 |  |  |
State Net Operating Loss Carry Forwards [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Net operating loss carryforwards expiration year |  |  |  |  | 2022 |
Earliest Tax Year [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
State deferred tax expense component, utilization of net operating loss carryforwards |  |  | 116 |  | $ 26 | 42
Foreign deferred tax expense component, utilization of net operating loss carryforwards |  |  | 773 |  | 756 | 0
Valuation allowance, deferred tax asset, increase (decrease), amount |  |  | 2,814 |  | 4,407 | (2,056)
Unrecognized tax benefits that would impact effective tax rate |  |  | 130 |  |  |
Unrecognized tax benefits, income tax penalties and interest expense |  |  | (1,030) |  | (42) | (23)
Unrecognized tax benefits, income tax penalties and interest accrued |  |  | 41 |  | $ 773 | $ 279
Undistributed earnings of foreign subsidiaries |  |  | 113,855 |  |  |
U.S. Federal [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Net operating loss |  |  | 843 |  |  |
U.S. Federal [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Open tax year |  |  |  |  | 2013 |
Foreign Net Operating Loss Carry Forwards [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
U.S federal net operating loss carry a full valuation allowance |  |  | $ 9,866 |  |  |
Net operating loss carryforwards beginning expiration year |  |  | 2019 |  |  |
Net Operating Loss Held Outside U.S Consolidated Tax Filing Group [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
U.S state net operating loss carryforwards |  |  | $ 19,192 |  |  |
Net operating loss carryforward to offset future taxable income |  |  | $ 12,279 |  |  |
Net Operating Loss Held Outside U.S Consolidated Tax Filing Group [Member] | State Net Operating Loss Carry Forwards [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Net operating loss carryforwards beginning expiration year |  |  |  |  | 2019 |
State and Local Jurisdiction [Member] | Earliest Tax Year [Member] | North Carolina Department of Revenue [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Open tax year |  |  |  |  | 2013 |
State and Local Jurisdiction [Member] | Latest Tax Year [Member] | North Carolina Department of Revenue [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Open tax year |  |  |  |  | 2014 |

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