Asbestos - Additional Information (Detail)
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12 Months Ended | 0 Months Ended | 12 Months Ended | ||||||||
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Mar. 31, 2015
USD ($)
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Mar. 31, 2015
AUD
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Mar. 31, 2013
USD ($)
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Mar. 31, 2013
AUD
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Jul. 02, 2012
USD ($)
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Jul. 02, 2012
AUD
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Apr. 02, 2012
USD ($)
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Apr. 02, 2012
AUD
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Jul. 01, 2014
AICF Funding [Member]
USD ($)
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Jul. 01, 2014
AICF Funding [Member]
AUD
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Mar. 31, 2015
AICF Funding [Member]
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Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Line Items] | |||||||||||
Discounted (but inflated) central estimate lower range value | $ 1,200,000,000 | 1,500,000,000 | |||||||||
Discounted (but inflated) central estimate high range value | 2,700,000,000 | 3,600,000,000 | |||||||||
Undiscounted (but inflated) central estimate lower range value | 1,400,000,000 | 1,900,000,000 | |||||||||
Undiscounted (but inflated) central estimate high range value | 3,800,000,000 | 4,900,000,000 | |||||||||
Potential increase in discounted central estimate | 26.00% | 26.00% | |||||||||
Debt Instrument Periodic payment | 113,000,000 | 119,900,000 | |||||||||
Net cash provided by operating activities | 322,800,000 | ||||||||||
Maximum percentage of Free Cash Flow contributed to AICF | 35.00% | 35.00% | 35.00% | 35.00% | |||||||
Debt covenant description in credit facility agreement | At 31 March 2015, the Company was in compliance with all restrictive debt covenants contained in its credit facility agreements. Under the most restrictive of these covenants, the Company (i) must not exceed a maximum of net debt to earnings before interest, tax, depreciation and amortization, excluding all income, expense and other profit and loss statement impacts of AICF, The Former James Hardie Companies and Marlew Mining Pty Limited (“Marlew”) and excluding assets, liabilities and other balance sheet items of AICF, the Former James Hardie Companies and Marlew, (ii) must meet or exceed a minimum ratio of earnings before interest and taxes to net interest charges, excluding all income, expense and other profit and loss statement impacts of AICF, the Former James Hardie Companies and Marlew, and (iii) must ensure that no more than 35% of Free Cash Flow (as defined in the AFFA), in any given financial year (“Annual Cash Flow Cap”) is contributed to AICF on the payment dates under the AFFA in the next following financial year. The Annual Cash Flow Cap does not apply to payments of interest, if any, to AICF and is consistent with contractual obligations of James Hardie 117 Pty Ltd (the “Performing Subsidiary”) and the Company under the AFFA. | At 31 March 2015, the Company was in compliance with all restrictive debt covenants contained in its credit facility agreements. Under the most restrictive of these covenants, the Company (i) must not exceed a maximum of net debt to earnings before interest, tax, depreciation and amortization, excluding all income, expense and other profit and loss statement impacts of AICF, The Former James Hardie Companies and Marlew Mining Pty Limited (“Marlew”) and excluding assets, liabilities and other balance sheet items of AICF, the Former James Hardie Companies and Marlew, (ii) must meet or exceed a minimum ratio of earnings before interest and taxes to net interest charges, excluding all income, expense and other profit and loss statement impacts of AICF, the Former James Hardie Companies and Marlew, and (iii) must ensure that no more than 35% of Free Cash Flow (as defined in the AFFA), in any given financial year (“Annual Cash Flow Cap”) is contributed to AICF on the payment dates under the AFFA in the next following financial year. The Annual Cash Flow Cap does not apply to payments of interest, if any, to AICF and is consistent with contractual obligations of James Hardie 117 Pty Ltd (the “Performing Subsidiary”) and the Company under the AFFA. | On 1 July 2014, the Company made a payment of A$119.9 million (US$113.0 million) to AICF, representing 35% of its free cash flow for fiscal year 2014. For the 1 July 2014 payment, free cash flow, as defined in the AFFA, was equivalent to the Company's fiscal year 2014 operating cash flows of US$322.8 million. | ||||||||
Contribution to AICF | 184,100,000 | 177,500,000 | 45,400,000 | 45,200,000 | 138,700,000 | 132,300,000 | |||||
Secured standby loan facility maximum borrowing capacity | $ 244,300,000 | 320,000,000 | |||||||||
Secured standby loan Facility maturity date | Nov. 01, 2030 | Nov. 01, 2030 | |||||||||
Rate of interest of Benchmark Bonds | 6.00% | 6.00% | |||||||||
Maturity date of Benchmark Bonds | May 01, 2020 | May 01, 2020 |