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Comprehensive Income (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 30, 2017 | Dec. 31, 2016 | Jan. 02, 2016
Before-Tax Amount |  |  |
Actuarial (loss)/gain recognized | $ 4,027 | $ (5,257) | $ (3,822)
Amortization of actuarial loss | 4,786 | 4,632 | 5,101
Amortization of curtailment |  |  | (1,181)
Amortization of prior service costs | 35 | 36 | (67)
Amortization of settlement | 42 | (114) | 5,291
Other | 30 | 44 | 471
Total defined benefit pension plans | 8,920 | (659) | 5,793
Tax (Expense) or Benefit |  |  |
Actuarial (loss)/gain recognized | (1,264) | 1,396 | 1,499
Amortization of actuarial loss | (1,801) | (1,786) | (1,986)
Amortization of curtailment |  |  | 328
Amortization of prior service costs | (11) | (12) | 36
Amortization of settlement | (15) | 45 | (1,468)
Other | 0 | 0 | 0
Total defined benefit pension plans | (3,091) | (357) | (1,591)
Net-of-Tax Amount |  |  |
Actuarial (loss)/gain recognized | 2,763 | (3,861) | (2,323)
Amortization of actuarial loss | 2,985 | 2,846 | 3,115
Amortization of prior service costs | 24 | 24 | (31)
Amortization of curtailment |  |  | (853)
Amortization of settlement | 27 | (69) | 3,823
Other | 30 | 44 | 471
Total defined benefit pension plans | 5,829 | (1,016) | 4,202
Before-Tax Amount |  |  |
Loss/(gain) reclassified to net income |  |  | 162,436
Gain/(loss) recognized in other comprehensive income (loss) | 3,400 | 4,900 |
Tax (Expense) or Benefit |  |  |
Loss/(gain) reclassified to net income |  |  | 0
Gain/(loss) recognized in other comprehensive income (loss) | (1,300) | (1,900) |
Net-of-Tax Amount |  |  |
Loss/(gain) reclassified to net income |  |  | 162,436
Other comprehensive income/(loss) | 128,939 | (5,231) | (153,755)
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent | (2,396) | (753) | (2,712)
Total other comprehensive income, net of tax | 126,543 | (5,984) | (156,467)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax | 121,810 | (5,593) |
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax | 0 | 0 |
Foreign currency translation adjustments | 121,810 | (5,593) | (162,436)
Natural Gas Swap [Member] |  |  |
Before-Tax Amount |  |  |
Loss/(gain) reclassified to net income | 35 |  |
Gain/(loss) recognized in other comprehensive income (loss) | (65) |  |
Total natural gas derivatives | (30) |  |
Tax (Expense) or Benefit |  |  |
Loss/(gain) reclassified to net income | (14) |  |
Gain/(loss) recognized in other comprehensive income (loss) | 26 |  |
Total natural gas derivatives | 12 |  |
Net-of-Tax Amount |  |  |
Loss/(gain) reclassified to net income | 21 |  |
Gain/(loss) recognized in other comprehensive income (loss) | (39) |  |
Total natural gas derivatives | (18) |  | 0
Corn Option [Member] |  |  |
Before-Tax Amount |  |  |
Loss/(gain) reclassified to net income | (5,255) | (3,868) | (1,517)
Gain/(loss) recognized in other comprehensive income (loss) | 3,494 | 4,889 | 4,405
Total natural gas derivatives | (1,761) | 1,021 | 2,888
Tax (Expense) or Benefit |  |  |
Loss/(gain) reclassified to net income | 2,039 | 1,501 | 589
Gain/(loss) recognized in other comprehensive income (loss) | (1,356) | (1,897) | (1,710)
Total natural gas derivatives | 683 | (396) | (1,121)
Net-of-Tax Amount |  |  |
Loss/(gain) reclassified to net income | (3,216) | (2,367) | (928)
Gain/(loss) recognized in other comprehensive income (loss) | 2,138 | 2,992 | 2,695
Total natural gas derivatives | $ (1,078) | $ 625 | $ 1,767

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