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Schedule of Reclassification Adjustments and Other Activities Impacting Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |  |
Beginning Balance |  | $ (43,152) | $ (7,551) | $ (39,500) | $ (20,444)
Cumulative effect of accounting change due to adoption of ASU 2018-02 |  |  |  |  | (40)
Other comprehensive income (loss) before reclassifications |  | 3,952 | (24,386) | 595 | (10,782)
Income tax effect of other comprehensive income (loss) before reclassifications |  | (101) | 218 | (434) | (356)
Amounts reclassified from accumulated other comprehensive loss into net income |  | (178) | (169) | (129) | (129)
Income taxes reclassified into net income |  | 39 | 45 | 28 | (92)
Other comprehensive (loss) income, net of tax |  | 3,712 | (24,292) | 60 | (11,399)
Ending Balance |  | (39,440) | (31,843) | (39,440) | (31,843)
Defined Benefit Pension Plans |  |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |  |
Beginning Balance |  | (2,339) | (2,415) | (2,339) | (2,366)
Cumulative effect of accounting change due to adoption of ASU 2018-02 |  |  |  |  | (49)
Other comprehensive (loss) income, net of tax |  |  |  |  | (49)
Ending Balance |  | (2,339) | (2,415) | (2,339) | (2,415)
Foreign Currency Translation Adjustments |  |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |  |
Beginning Balance |  | (41,408) | (5,881) | (37,157) | (17,555)
Other comprehensive income (loss) before reclassifications |  | 3,477 | (22,994) | (597) | (11,244)
Income tax effect of other comprehensive income (loss) before reclassifications |  | 3 | (156) | (174) | (232)
Other comprehensive (loss) income, net of tax |  | 3,480 | (23,150) | (771) | (11,476)
Ending Balance |  | (37,928) | (29,031) | (37,928) | (29,031)
Foreign Currency Hedge Derivatives |  |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |  |
Beginning Balance |  | 595 | 745 | (4) | (800)
Other comprehensive income (loss) before reclassifications |  | 475 | (1,392) | 1,192 | 462
Income tax effect of other comprehensive income (loss) before reclassifications |  | (104) | 374 | (260) | (124)
Amounts reclassified from accumulated other comprehensive loss into net income | [1] | (178) | (169) | (129) | 89
Income taxes reclassified into net income |  | 39 | 45 | 28 | (24)
Other comprehensive (loss) income, net of tax |  | 232 | (1,142) | 831 | 403
Ending Balance |  | $ 827 | $ (397) | $ 827 | (397)
Commodity Hedge Derivatives |  |  |  |  |
Accumulated Other Comprehensive Income Loss [Line Items] |  |  |  |  |
Beginning Balance |  |  |  |  | 277
Cumulative effect of accounting change due to adoption of ASU 2018-02 |  |  |  |  | 9
Amounts reclassified from accumulated other comprehensive loss into net income | [1] |  |  |  | (218)
Income taxes reclassified into net income |  |  |  |  | (68)
Other comprehensive (loss) income, net of tax |  |  |  |  | $ (277)
[1] | The amounts reclassified from accumulated other comprehensive loss are included in cost of sales.

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