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Accumulated Other Comprehensive Income - Changes by Component (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 01, 2017 | Jul. 02, 2016 | Jul. 01, 2017 | Jul. 02, 2016
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | $ 936,437 |
Total other comprehensive income (loss), net | $ 1,773 | $ (6,509) | 7,337 | $ (5,840)
Ending balance | 506,006 |  | 506,006 |
Total [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | (66,956) | (54,990)
Other comprehensive income (loss) before reclassifications |  |  | 9,193 | (4,111)
Amounts reclassified from AOCI |  |  | (2,691) | (371)
Total other comprehensive income (loss), net |  |  | 6,502 | (4,482)
Ending balance | (60,454) | (59,472) | (60,454) | (59,472)
Cumulative Translation Adjustment [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | (49,965) | (24,773)
Other comprehensive income (loss) before reclassifications |  |  | 11,058 | (9,939)
Amounts reclassified from AOCI |  |  | (3,777) | 0
Total other comprehensive income (loss), net |  |  | 7,281 | (9,939)
Ending balance | (42,684) | (34,712) | (42,684) | (34,712)
Unrealized (Loss) Gain on Derivatives [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | (300) | (2,009)
Other comprehensive income (loss) before reclassifications |  |  | (657) | 2,457
Amounts reclassified from AOCI |  |  | 974 | (1,163)
Total other comprehensive income (loss), net |  |  | 317 | 1,294
Ending balance | 17 | (715) | 17 | (715)
Minimum Pension/OPEB Liability Adjustment [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | (23,046) | (28,429)
Other comprehensive income (loss) before reclassifications |  |  | (856) | 1,910
Amounts reclassified from AOCI |  |  | 491 | 792
Total other comprehensive income (loss), net |  |  | (365) | 2,702
Ending balance | (23,411) | (25,727) | (23,411) | (25,727)
Unrealized Gain (Loss) on Equity Securities [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | 380 | 221
Other comprehensive income (loss) before reclassifications |  |  | (1) | 23
Amounts reclassified from AOCI |  |  | (379) | 0
Total other comprehensive income (loss), net |  |  | (380) | 23
Ending balance | 0 | 244 | 0 | 244
Attributable to Unconsolidated Affiliates [Member] |  |  |  |
Changes in accumulated other comprehensive income [Roll Forward] |  |  |  |
Beginning balance |  |  | 5,975 | 0
Other comprehensive income (loss) before reclassifications |  |  | (351) | 1,438
Amounts reclassified from AOCI |  |  | 0 | 0
Total other comprehensive income (loss), net |  |  | (351) | 1,438
Ending balance | $ 5,624 | $ 1,438 | $ 5,624 | $ 1,438

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- Definition Amount after tax, before reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=66004921&loc=d3e1436-108581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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