James Hardie Industries plc Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Income Taxes - Additional Information (Detail)

v3.4.0.3

Income Taxes - Additional Information (Detail) AUD in Millions, $ in Millions			3 Months Ended	12 Months Ended			48 Months Ended
	Nov. 04, 2013 USD ($)	Nov. 04, 2013 AUD	Mar. 31, 2012 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2016 AUD	Mar. 31, 2015 USD ($)	Mar. 31, 2016 USD ($)	Mar. 31, 2016 AUD	Mar. 31, 2014 USD ($)	Mar. 31, 2013 USD ($)
Tax Credit Carryforward [Line Items]
Recognized tax deduction				$ 63.0	AUD 85.5
Contribution to AICF				62.8		$ 113.0	$ 411.4	AUD 427.4
Foreign tax credit carry-forwards				112.4		107.0	112.4
Income taxes payable, current				4.8		1.8	4.8
Income tax paid, net of refunds				57.8
Undistributed certain domestic subsidiary earnings				200.0			200.0
Total amount of unrecognized tax benefits				0.7		4.9	0.7		$ 0.5	$ 1.5
Interest and penalties recognized income tax expense				$ 0.3		$ 0.3
Period for the amount of unrecognized tax benefits increase or decrease				Next twelve months	Next twelve months
Australia [Member]
Tax Credit Carryforward [Line Items]
Tax loss carry-forwards				$ 17.3			17.3
Foreign Tax Credit Carry-Forwards [Member]
Tax Credit Carryforward [Line Items]
Foreign tax credit carry-forwards				$ 112.4			$ 112.4
Percentage of valuation allowance against loss carry-forwards				100.00%			100.00%
Europe [Member]
Tax Credit Carryforward [Line Items]
Tax loss carry-forwards				$ 6.8			$ 6.8
Tax loss carry-forwards available to offset future taxable income not subject to expiration				4.2			4.2
Reversal of valuation allowance				(4.2)
Operating loss carry-forwards subject to expiration				$ 2.6			$ 2.6
RCI [Member]
Tax Credit Carryforward [Line Items]
Aggregate refund amended assessment			$ 396.3
Income tax benefit from RCI's successful appeal	$ 15.4	AUD 17.3

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Total amount of amended assessment refunded by the ATO.

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Under the terms of the Amended and Restated Final Funding Agreement (AFFA), a wholly owned Australian subsidiary (the Performing Subsidiary) has an obligation to make payments to the AICF on an annual basis. The amount of these annual payments is dependent on several factors, including the Company's free cash flow (as defined by the AFFA), actuarial estimations, actual claims paid, operating expenses of the AICF and the annual cash flow cap.

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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Amount of undistributed earnings of domestic subsidiaries or domestic joint ventures intended to be permanent.

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