Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Nov. 30, 2011	May 31, 2011
ASSETS
Cash and cash equivalents	$ 67,462	$ 116,432
Receivables - net	82,378	85,817
Inventories	128,154	140,646
Deferred income taxes and prepaid expenses	20,529	22,040
TOTAL CURRENT ASSETS	298,523	364,935
PROPERTY, PLANT AND EQUIPMENT
Land and land improvements	180,090	158,232
Buildings	57,330	59,320
Machinery and equipment	1,215,341	1,222,560
Construction in progress	400,275	357,638
TOTAL PROPERTY, PLANT AND EQUIPMENT (Gross)	1,853,036	1,797,750
Less depreciation and depletion	662,186	642,329
TOTAL PROPERTY, PLANT AND EQUIPMENT	1,190,850	1,155,421
OTHER ASSETS
Goodwill	1,715	1,715
Real estate and investments	11,472	6,749
Deferred income taxes and other charges	22,481	22,191
TOTAL OTHER ASSETS	35,668	30,655
TOTAL ASSETS	1,525,041	1,551,011
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	57,389	56,787
Accrued interest, compensation and other	63,829	58,848
Current portion of long-term debt	499	73
TOTAL CURRENT LIABILITIES	121,717	115,708
LONG-TERM DEBT	654,138	652,403
OTHER CREDITS	80,919	87,318
SHAREHOLDERS' EQUITY
Common stock, $1 par value; authorized 100,000 shares; issued and outstanding 27,894 and 27,887 shares, respectively	27,894	27,887
Additional paid-in capital	484,453	481,706
Retained earnings	168,203	198,751
Accumulated other comprehensive loss	(12,283)	(12,762)
TOTAL SHAREHOLDERS' EQUITY	668,267	695,582
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 1,525,041	$ 1,551,011

Represents deferred tax assets net, current and prepaid expense, current. Deferred Tax Assets, Net, Current represents the current portion of the aggregate tax effects as of the balance sheet date of all future tax deductions arising from temporary differences between tax basis and generally accepted accounting principles basis recognition of assets, liabilities, revenues and expenses, which can only be deducted for tax purposes when permitted under enacted tax laws; after deducting the allocated valuation allowance, if any, to reduce such amount to net realizable value. Deferred tax liabilities and assets shall be classified as current or noncurrent based on the classification of the related asset or liability for financial reporting. A deferred tax liability or asset that is not related to an asset or liability for financial reporting, including deferred tax assets related to carryforwards, shall be classified according to the expected reversal date of the temporary difference. An unrecognized tax benefit that is directly related to a position taken in a tax year that results in a net operating loss carryforward should be presented as a reduction of the related deferred tax asset. Prepaid expense, current represents the sum of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer.

No definition available.