Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Feb. 28, 2014	May 31, 2013
Current assets:
Cash and cash equivalents	$ 52,886	$ 51,385
Receivables, less allowances of $2,807 and $3,408 at February 28, 2014 and May 31, 2013	467,927	394,327
Inventories:
Raw materials	214,510	175,093
Work in process	123,011	103,861
Finished products	103,823	77,814
Total inventories	441,344	356,768
Income taxes receivable	9,346	724
Assets held for sale	2,435	3,040
Deferred income taxes	23,984	21,928
Prepaid expenses and other current assets	45,678	38,711
Total current assets	1,043,600	866,883
Investments in unconsolidated affiliates	175,454	246,125
Goodwill	237,553	213,858
Other intangible assets, net of accumulated amortization of $32,667 and $26,669 at February 28, 2014 and May 31, 2013	141,446	147,144
Other assets	16,876	17,417
Property, plant & equipment:
Property, plant & equipment at cost	1,133,536	1,052,636
Less: accumulated depreciation	622,558	593,206
Total property, plant and equipment, net	510,978	459,430
Total assets	2,125,907	1,950,857
Current liabilities:
Accounts payable	379,230	222,696
Short-term borrowings	35,356	113,728
Accrued compensation, contributions to employee benefit plans and related taxes	78,944	68,043
Dividends payable	11,022	551
Other accrued items	38,552	36,536
Income taxes payable	4,879	6,268
Current maturities of long-term debt	101,114	1,092
Total current liabilities	649,097	448,914
Other liabilities	73,467	70,882
Distributions in excess of investment in unconsolidated affiliate	62,387	63,187
Long-term debt	305,370	406,236
Deferred income taxes	77,673	89,401
Total liabilities	1,167,994	1,078,620
Shareholders' equity - controlling interest	861,020	830,822
Noncontrolling interest	96,893	41,415
Total equity	957,913	872,237
Total liabilities and equity	$ 2,125,907	$ 1,950,857