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Accumulated Other Comprehensive Income (loss) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
May 31, 2016 | May 31, 2015 | May 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance | $ 1,293,465 | $ 1,578,594 | $ 1,354,933
Increase in equity ownership - SPHC |  | (145,143) |
Deferred taxes | (32,030) | (8,927) | (4,976)
Ending Balance | 1,374,748 | 1,293,465 | 1,578,594
Foreign Currency Translation Adjustments |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance | (231,650) | (14,895) | (24,428)
Other comprehensive income (loss) | (65,580) | (216,755) | 9,533
Deferred taxes | 5,997 |  |
Ending Balance | (291,233) | (231,650) | (14,895)
Pension And Other Postretirement Benefit Liability Adjustments, Net of Tax |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance | (168,332) | (153,648) | (143,555)
Increase in equity ownership - SPHC |  | (9,600) |
Other comprehensive income (loss) | (62,520) | (10,817) | (16,418)
Deferred taxes | 22,646 | 5,733 | 6,325
Ending Balance | (208,206) | (168,332) | (153,648)
Unrealized Gain (Loss) On Derivatives, Net of Tax |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance |  | 285 | 1,196
Reclassification adjustments for gains included in net income, net of tax benefit of $946, $2,307, $586 in 2016, 2015 and 2014 |  | (125) |
Other comprehensive income (loss) |  | (341) | (1,215)
Deferred taxes |  | 181 | 304
Ending Balance |  |  | 285
Unrealized Gain (Loss) On Securities, Net of Tax |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance | 5,847 | 11,376 | 7,534
Reclassification adjustments for gains included in net income, net of tax benefit of $946, $2,307, $586 in 2016, 2015 and 2014 | (1,847) | (4,209) | (1,220)
Other comprehensive income (loss) | (9,995) | (3,884) | 6,715
Deferred taxes | 3,387 | 2,564 | (1,653)
Ending Balance | (2,608) | 5,847 | 11,376
Accumulated Other Comprehensive Income/(Loss) |  |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |  |
Beginning Balance | (394,135) | (156,882) | (159,253)
Reclassification adjustments for gains included in net income, net of tax benefit of $946, $2,307, $586 in 2016, 2015 and 2014 | (1,847) | (4,334) | (1,220)
Increase in equity ownership - SPHC |  | (9,600) |
Other comprehensive income (loss) | (138,095) | (231,797) | (1,385)
Deferred taxes | 32,030 | 8,478 | 4,976
Ending Balance | $ (502,047) | $ (394,135) | $ (156,882)

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- Definition Amount before tax and 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 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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