KEYSTONE CONSOLIDATED INDUSTRIES INC
CIK:0000055604|SEC Filings
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Accumulated other comprehensive income (loss) - Schedule of Accumulated Other Comprehensive Income Comprises Changes in Equity (Detail) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2013
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Mar. 31, 2012
|
|
| Accumulated Other Comprehensive Losses [Line Items] | ||
| Balance at beginning of year | $ (177,042) | $ (182,093) |
| Other comprehensive income | 1,367 | 1,585 |
| Balance at March 31 | (175,675) | (180,508) |
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Defined Benefit Pension Plans [Member]
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| Accumulated Other Comprehensive Losses [Line Items] | ||
| Balance at beginning of year | (179,731) | (192,552) |
| Amortization of prior service cost | 186 | 186 |
| Amortization of net actuarial losses | 2,495 | 2,682 |
| Balance at March 31 | (177,050) | (189,684) |
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OPEB [Member]
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| Accumulated Other Comprehensive Losses [Line Items] | ||
| Balance at beginning of year | 2,689 | 10,459 |
| Amortization of prior service cost | (2,442) | (2,442) |
| Amortization of net actuarial losses | 1,128 | 1,159 |
| Balance at March 31 | $ 1,375 | $ 9,176 |