Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Mar. 31, 2013
Current Assets
Cash	$ 70,976	$ 86,386
Trade receivables, less allowances for doubtful accounts of $32,136 and $28,650 at June 30, 2013 and March 31, 2013, respectively	720,494	710,740
Inventories, net	485,874	474,821
Deferred income tax asset, net	53,298	53,562
Prepaid expenses and other current assets	99,985	138,321
Total current assets	1,430,627	1,463,830
Plant and equipment at cost	4,652,455	4,585,933
Less accumulated depreciation	(1,958,050)	(1,899,628)
Plant and equipment, net	2,694,405	2,686,305
Goodwill	1,196,945	1,195,613
Other intangible assets, net	219,916	226,824
Other non-current assets	45,995	45,653
Total assets	5,587,888	5,618,225
Current Liabilities
Accounts payable, trade	168,288	183,258
Accrued expenses and other current liabilities	347,224	374,883
Short-term debt	49,000	0
Current portion of long-term debt	301,759	303,573
Total current liabilities	866,271	861,714
Long-term debt, excluding current portion	2,188,572	2,304,245
Deferred income tax liability, net	828,714	825,612
Other non-current liabilities	88,497	89,671
Commitments and contingencies
Stockholders' Equity
Preferred stock, 20,030 shares authorized, no shares issued or outstanding at June 30, 2013 and March 31, 2013	0	0
Common stock, par value $0.01 per share, 200,000 shares authorized, 87,197 and 87,135 shares issued at June 30, 2013 and March 31, 2013, respectively	872	871
Capital in excess of par value	750,647	729,850
Retained earnings	1,904,015	1,861,395
Accumulated other comprehensive income	1,954	4,438
Treasury stock, 13,839 and 14,077 shares at cost at June 30, 2013 and March 31, 2013, respectively	(1,041,654)	(1,059,571)
Total stockholders' equity	1,615,834	1,536,983
Total liabilities and stockholders' equity	$ 5,587,888	$ 5,618,225