FINANCIAL STATEMENTS FOR GUARANTORS OF THE 4.500% SENIOR UNSECURED NOTES (Tables)

12 Months Ended

Mar. 31, 2018

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Condensed Consolidating Statement of Earnings and Comprehensive Earnings

Condensed Consolidating Statement of Earnings and Comprehensive Earnings For the Year Ended March 31, 2018	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
Revenue	$	—		$	1,386,520		$	—		$	1,386,520
Cost of Goods Sold		—			1,047,764			—			1,047,764
Gross Profit		—			338,756			—			338,756
Equity in Earnings of Unconsolidated Joint Venture		43,419			43,419			(43,419	)		43,419
Equity in Earnings of Subsidiaries		289,950			—			(289,950	)		—
Corporate General and Administrative Expenses		(37,825	)		(3,380	)		—			(41,205	)
Legal Settlements		(45,098	)		—			—			(45,098	)
Other Non-Operating Income		(233	)		3,961			—			3,728
Interest Expense, net		(27,609	)		(29	)		—			(27,638	)
Earnings before Income Taxes		222,604			382,727			(333,369	)		271,962
Income Taxes		34,028			(49,358	)		—			(15,330	)
Net Earnings	$	256,632		$	333,369		$	(333,369	)	$	256,632
Net Earnings	$	256,632		$	333,369		$	(333,369	)	$	256,632
Net Actuarial Change in Benefit Plans, net of tax		3,384			3,384			(3,384	)		3,384
Comprehensive Earnings	$	260,016		$	336,753		$	(336,753	)	$	260,016
Condensed Consolidating Statement of Earnings and Comprehensive Earnings For the Year Ended March 31, 2017	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
Revenue	$	—		$	1,211,220		$	—		$	1,211,220
Cost of Goods Sold		—			899,175			—			899,175
Gross Profit		—			312,045			—			312,045
Equity in Earnings of Unconsolidated Joint Venture		42,386			42,386			(42,386	)		42,386
Equity in Earnings of Subsidiaries		210,923			—			(210,923	)		—
Corporate General and Administrative Expenses		(28,545	)		(5,395	)		—			(33,940	)
Other Non-Operating Income		(534	)		2,673			—			2,139
Acquisition-Related Expense		(5,480	)		0			—			(5,480	)
Interest Expense, net		(51,315	)		28,684			—			(22,631	)
Earnings before Income Taxes		167,435			380,393			(253,309	)		294,519
Income Taxes		30,784			(127,084	)		—			(96,300	)
Net Earnings	$	198,219		$	253,309		$	(253,309	)	$	198,219
Net Earnings	$	198,219		$	253,309		$	(253,309	)		198,219
Net Actuarial Change in Benefit Plans, net of tax		4,013			4,013			(4,013	)		4,013
Comprehensive Earnings	$	202,232		$	257,322		$	(257,322	)	$	202,232
Condensed Consolidating Statement of Earnings and Comprehensive Earnings For the Year Ended March 31, 2016	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
Revenue	$	—		$	1,143,492		$	—		$	1,143,492
Cost of Goods Sold		—			911,875			—			911,875
Gross Profit		—			231,617			—			231,617
Equity in Earnings of Unconsolidated Joint Venture		39,083			39,083			(39,083	)		39,083
Equity in Earnings of Subsidiaries		160,018			—			(160,018	)		—
Corporate General and Administrative Expenses		(32,047	)		(5,146	)		—			(37,193	)
Other Non-Operating Income		(398	)		2,726			—			2,328
Interest Expense, net		(39,038	)		22,455			—			(16,583	)
Earnings before Income Taxes		127,618			290,735			(199,101	)		219,252
Income Taxes		24,974			(91,634	)		—			(66,660	)
Net Earnings	$	152,592		$	199,101		$	(199,101	)	$	152,592
Net Earnings	$	152,592		$	199,101		$	(199,101	)	$	152,592
Net Actuarial Change in Benefit Plans, net of tax		658			658			(658	)		658
Comprehensive Earnings	$	153,250		$	199,759		$	(199,759	)	$	153,250

Condensed Consolidating Balance Sheet

Condensed Consolidating Balance Sheet At March 31, 2018	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
ASSETS
Current Assets -
Cash and Cash Equivalents	$	5,784		$	3,531		$	—		$	9,315
Restricted Cash		38,753			—						38,753
Accounts and Notes Receivable		407			141,278			—			141,685
Inventories		—			258,159			—			258,159
Income Tax Receivable		109,510			—			(103,760	)		5,750
Prepaid and Other Current Assets		665			4,408			—			5,073
Total Current Assets		155,119			407,376			(103,760	)		458,735
Property, Plant, and Equipment -		3,188			2,583,340			—			2,586,528
Less: Accumulated Depreciation		(1,089	)		(990,140	)		—			(991,229	)
Property, Plant and Equipment, net		2,099			1,593,200			-			1,595,299
Notes Receivable		—			115			—			115
Investment in Joint Venture		70			60,488			—			60,558
Investments in Subsidiaries and Receivables from Affiliates		2,718,809			762,340			(3,481,149	)		—
Goodwill and Intangible Assets, net		—			239,342			—			239,342
Other Assets		5,417			8,537			—			13,954
	$	2,881,514		$	3,071,398		$	(3,584,909	)	$	2,368,003
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current Liabilities-
Accounts Payable	$	5,591		$	67,868		$	—		$	73,459
Accrued Liabilities		67,387			38,483			—			105,870
Income Tax Payable		—			103,760			(103,760	)		—
Current Portion of Long-term Debt		—			—			—			—
Total Current Liabilities		72,978			210,111			(103,760	)		179,329
Long-term Debt		620,922			—			—			620,922
Other Long-term Liabilities		124			30,972			—			31,096
Payables to Affiliates		762,340			5,608,236			(6,370,576	)		—
Deferred Income Taxes		7,460			111,506			—			118,966
Total Liabilities		1,463,824			5,960,825			(6,474,336	)		950,313
Total Stockholders’ Equity		1,417,690			(2,889,427	)		2,889,427			1,417,690
	$	2,881,514		$	3,071,398		$	(3,584,909	)	$	2,368,003

Condensed Consolidating Balance Sheet At March 31, 2017	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
ASSETS
Current Assets -
Cash and Cash Equivalents	$	5,184		$	1,377		$	—		$	6,561
Accounts and Notes Receivable		422			135,891			—			136,313
Inventories		—			252,846			—			252,846
Income Tax Receivable		33,196			—			(33,196	)		—
Prepaid and Other Current Assets		484			4,420			—			4,904
Total Current Assets		39,286			394,534			(33,196	)		400,624
Property, Plant, and Equipment -		2,914			2,436,524			—			2,439,438
Less: Accumulated Depreciation		(937	)		(891,664	)		—			(892,601	)
Property, Plant and Equipment, net		1,977			1,544,860			—			1,546,837
Notes Receivable		—			815			—			815
Investment in Joint Venture		51			48,569			—			48,620
Investments in Subsidiaries and Receivables from Affiliates		5,126,289			3,252,309			(8,378,598	)		—
Goodwill and Intangible Assets, net		—			235,505			—			235,505
Other Assets		5,687			9,036			—			14,723
	$	5,173,290		$	5,485,628		$	(8,411,794	)	$	2,247,124
LIABILITIES AND STOCKHOLDERS’ EQUITY
Current Liabilities-
Accounts Payable	$	6,687		$	85,506		$	—		$	92,193
Accrued Liabilities		21,043			34,336			—			55,379
Income Tax Payable		733			33,196			(33,196	)		733
Current Portion of Long-term Debt		81,214			—			—			81,214
Total Current Liabilities		109,677			153,038			(33,196	)		229,519
Long-term Debt		605,253			—			—			605,253
Other Long-term Liabilities		189			42,689			—			42,878
Payables to Affiliates		3,252,309			2,825,710			(6,078,019	)		—
Deferred Income Taxes		2,412			163,612			—			166,024
Total Liabilities		3,969,840			3,185,049			(6,111,215	)		1,043,674
Total Stockholders’ Equity		1,203,450			2,300,579			(2,300,579	)		1,203,450
	$	5,173,290		$	5,485,628		$	(8,411,794	)	$	2,247,124

Condensed Consolidating Statement of Cash Flows

Condensed Consolidating Statement of Cash Flows For the Year Ended March 31, 2018	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES
Net Cash Provided by (Used in) Operating Activities	$	(83,947	)	$	421,612		$	—		$	337,665
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to Property, Plant, and Equipment		(142	)		(131,815	)		—			(131,957	)
Investment in Subsidiaries		(36,761	)		—			36,761			—
Acquisition Spending		—			(36,761	)		—			(36,761	)
Net Cash Used in Investing Activities		(36,903	)		(168,576	)		36,761			(168,718	)
CASH FLOWS FROM FINANCING ACTIVITIES
Increase in Credit Facility		15,000			—			—			15,000
Repayment of Senior Notes		(81,214	)		—			—			(81,214	)
Dividends Paid to Stockholders		(19,438	)		—			—			(19,438	)
Purchase and Retirement of Common Stock		(61,078	)		—			—			(61,078	)
Proceeds from Stock Option Exercises		24,264			—			—			24,264
Shares Redeemed to Settle Employee Taxes on    Stock Compensation		(4,974	)		—			—			(4,974	)
Intra-entity Activity, net		287,643			(250,882	)		(36,761	)		—
Net Cash Provided by (Used in) Financing Activities		160,203			(250,882	)		(36,761	)		(127,440	)
NET INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH		39,353			2,154			—			41,507
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD		5,184			1,377			—			6,561
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	$	44,537		$	3,531		$	—		$	48,068

Condensed Consolidating Statement of Cash Flows For the Year Ended March 31, 2017	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES
Net Cash Provided by (Used in) Operating Activities	$	(64,376	)	$	395,974		$	—		$	331,598
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to Property, Plant, and Equipment		(697	)		(56,241	)		—			(56,938	)
Investment in Subsidiaries		(400,488	)		—			400,488			—
Acquisition Spending		—			(400,488	)		—			(400,488	)
Net Cash Used in Investing Activities		(401,185	)		(456,729	)		400,488			(457,426	)
CASH FLOWS FROM FINANCING ACTIVITIES
Increase in Credit Facility		(157,000	)		—			—			(157,000	)
Repayment of Senior Notes		(8,000	)		—			—			(8,000	)
Issuance of Long-term Debt		350,000			—			—			350,000
Payment of Debt Issuance Costs		(6,637	)		—			—			(6,637	)
Dividends Paid to Stockholders		(19,341	)		—			—			(19,341	)
Purchase and Retirement of Common Stock		(60,013	)		—			—			(60,013	)
Proceeds from Stock Option Exercises		22,108			—			—			22,108
Shares Redeemed to Settle Employee Taxes on    Stock Compensation		(4,468	)		—			—			(4,468	)
Excess Tax Benefits from Share Based Payment Arrangements		10,349			—			—			10,349
Intra-entity Activity, net		340,240			60,248			(400,488	)		—
Net Cash Provided by (Used in) Financing Activities		467,238			60,248			(400,488	)		126,998
NET INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH		1,677			(507	)		—			1,170
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD		3,507			1,884			—			5,391
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	$	5,184		$	1,377		$	—		$	6,561

Condensed Consolidating Statement of Cash Flows For the Year Ended March 31, 2016	Parent			Guarantor Subsidiaries			Eliminations			Consolidated
CASH FLOWS FROM OPERATING ACTIVITIES
Net Cash Provided by (Used in) Operating Activities	$	(37,985	)	$	303,752		$	—		$	265,767
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to Property, Plant, and Equipment		—			(89,563	)		—			(89,563	)
Investment in Subsidiaries		(32,427	)		—			32,427			—
Acquisition Spending		—			(32,427	)		—			(32,427	)
Net Cash Used in Investing Activities		(32,427	)		(121,990	)		32,427			(121,990	)
CASH FLOWS FROM FINANCING ACTIVITIES
Increase in Credit Facility		52,000			—			—			52,000
Repayment of Senior Notes		(57,045	)		—			—			(57,045	)
Dividends Paid to Stockholders		(20,020	)		—			—			(20,020	)
Purchase and Retirement of Common Stock		(123,530	)		—			—			(123,530	)
Proceeds from Stock Option Exercises		2,866			—			—			2,866
Shares Redeemed to Settle Employee Taxes on Stock Compensation		(4,273	)		—			—			(4,273	)
Excess Tax Benefits from Share Based Payment Arrangements		4,102			—			—			4,102
Intra-entity Activity, net		216,175			(183,748	)		(32,427	)		—
Net Cash Provided by (Used in) Financing Activities		70,275			(183,748	)		(32,427	)		(145,900	)
NET INCREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH		(137	)		(1,986	)		—			(2,123	)
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD		3,644			3,870			—			7,514
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	$	3,507		$	1,884		$	—		$	5,391