INCOME TAXES (Tables)

12 Months Ended

Sep. 30, 2011

INCOME TAXES

Schedule of components of the provision for income taxes

Years Ended September 30,		2011			2010			2009
			(in thousands)
Current:
	Federal	$	42,377		$	31,312		$	45,780
	Foreign		14,259			13,215			13,442
	State		8,112			1,937			8,889
			64,748			46,464			68,111
Deferred:
	Federal		185,076			100,206			148,367
	Foreign		(4,117	)		7,846			2,865
	State		6,692			(2,361	)		8,507
			187,651			105,691			159,739
Total provision		$	252,399		$	152,155		$	227,850

Schedule of domestic and foreign income before income taxes and equity in income of affiliate

Years Ended September 30,	2011		2010		2009
		(in thousands)
Domestic	$	666,073	$	389,383	$	571,028
Foreign		20,994		48,853		27,257
	$	687,067	$	438,236	$	598,285

Schedule of components of net deferred tax liabilities

September 30,			2011		2010
				(in thousands)
Deferred tax liabilities:
	Property, plant and equipment		$	898,657	$	703,404
	Available-for-sale securities			119,464		107,917
	Other			62		136
		Total deferred tax liabilities		1,018,183		811,457
Deferred tax assets:
	Pension reserves			14,260		15,549
	Self-insurance reserves			8,344		4,249
	Net operating loss and foreign tax credit carryforwards			54,967		45,343
	Financial accruals			36,672		31,102
	Other			3,224		3,456
		Total deferred tax assets		117,467		99,699
	Valuation allowance			54,709		45,343
		Net deferred tax assets		62,758		54,356
Net deferred tax liabilities			$	955,425	$	757,101

Schedule of effective income tax rates as compared to the U.S. Federal income tax rate

Years Ended September 30,	2011			2010			2009
U.S. Federal income tax rate		35	%		35	%		35	%
Effect of foreign taxes		1			1			1
State income taxes		1			(1	)		2
Effective income tax rate		37	%		35	%		38	%

Schedule of reconciliation of the change in the entity's gross unrecognized tax benefits

September 30,	2011			2010
		(in thousands)
Unrecognized tax benefits at October 1,	$	5,549		$	5,244
Gross decreases – tax positions in prior periods		(249	)		—
Gross increases – tax positions in prior periods		2,561			177
Gross increases – current period effect of tax positions		434			128
Expiration of statute of limitations for assessments		(1,417	)		—
Unrecognized tax benefits at September 30	$	6,878		$	5,549