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Condensed Consolidating Statement of Cash Flows (Detail) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net Cash Provided by (Used in) Operating Activities | $ 152,748 | $ 160,152
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Property, Plant and Equipment Additions | (44,851) | (18,231)
Acquisition Spending | (36,761) |
Net Cash Used in Investing Activities | (81,612) | (18,231)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Decrease in Credit Facility | (30,000) | (382,000)
Issuance of Long-term Debt |  | 350,000
Payment of Debt Issuance Costs |  | (6,637)
Dividends Paid to Stockholders | (9,709) | (9,677)
Purchase and Retirement of Common Stock | (24,903) | (60,013)
Proceeds from Stock Option Exercises | 20,426 | 12,992
Shares Redeemed to Settle Employee Taxes on Stock Compensation | (2,455) | (2,965)
Excess Tax Benefits from Share Based Payment Arrangements |  | 5,494
Net Cash Used in Financing Activities | (46,641) | (92,806)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 24,495 | 49,115
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 6,561 | 5,391
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 31,056 | 54,506
Parent [Member] |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net Cash Provided by (Used in) Operating Activities | 21,447 | (78,298)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Property, Plant and Equipment Additions |  | (233)
Net Cash Used in Investing Activities |  | (233)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Decrease in Credit Facility | (30,000) | (382,000)
Issuance of Long-term Debt |  | 350,000
Payment of Debt Issuance Costs |  | (6,637)
Dividends Paid to Stockholders | (9,709) | (9,677)
Purchase and Retirement of Common Stock | (24,903) | (60,013)
Proceeds from Stock Option Exercises | 20,426 | 12,992
Shares Redeemed to Settle Employee Taxes on Stock Compensation | (2,455) | (2,965)
Excess Tax Benefits from Share Based Payment Arrangements |  | 5,494
Intra-entity Activity, net | 49,072 | 220,354
Net Cash Used in Financing Activities | 2,431 | 127,548
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 23,878 | 49,017
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 5,184 | 3,507
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 29,062 | 52,524
Guarantor Subsidiaries [Member] |  |
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net Cash Provided by (Used in) Operating Activities | 131,301 | 238,450
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Property, Plant and Equipment Additions | (44,851) | (17,998)
Acquisition Spending | (36,761) |
Net Cash Used in Investing Activities | (81,612) | (17,998)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Intra-entity Activity, net | (49,072) | (220,354)
Net Cash Used in Financing Activities | (49,072) | (220,354)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 617 | 98
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 1,377 | 1,884
CASH AND CASH EQUIVALENTS AT END OF PERIOD | $ 1,994 | $ 1,982

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- Definition Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3574-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 + Details
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- Definition Amount of cash inflow (outflow) from operating activities, excluding discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
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