KOMATSU LTD
CIK:0000056594|SEC Filings
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Other Changes in Plan Assets and Accumulated Postretirement Benefit Obligations Recognized in Other Comprehensive Income (Loss) (Detail) (Other Postretirement Benefit Plans, Defined Benefit, JPY ¥)
In Millions, unless otherwise specified |
12 Months Ended | |
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Mar. 31, 2013
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Mar. 31, 2012
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Other Postretirement Benefit Plans, Defined Benefit
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| Schedule of Pension and Other Postretirement Benefits Changes in Benefit Obligation and Fair Value of Plan Assets [Line Items] | ||
| Current year actuarial loss | ¥ 270 | ¥ 761 |
| Amortization of actuarial loss | (193) | (154) |
| Current year prior service cost | 56 | |
| Amortization of prior service cost | (67) | (64) |
| Pension liability adjustments, Net unrealized losses, Pretax | ¥ 10 | ¥ 599 |
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Supplemental Cash Flow Information (Tables)
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12 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Mar. 31, 2013
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| Additional Cash Flow Information and Noncash Investing and Financing Activities | Additional cash flow information and noncash investing and financing activities for the years ended March 31, 2013, 2012 and 2011, are as follows:
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Net Deferred Tax Assets and Liabilities Reflected on Consolidated Balance Sheet (Detail) (JPY ¥)
In Millions, unless otherwise specified |
Mar. 31, 2013
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Mar. 31, 2012
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| Schedule of Deferred Income Tax Assets and Liabilities [Line Items] | ||
| Deferred income taxes and other current assets | ¥ 55,591 | ¥ 44,825 |
| Deferred income taxes and other assets | 13,442 | 18,835 |
| Deferred income taxes and other current liabilities | (507) | (687) |
| Deferred income taxes and other liabilities | (18,216) | (16,576) |
| Total deferred tax assets | ¥ 50,310 | ¥ 46,397 |