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Schedule of Operating Results of Operations Treated as Discontinued Operations (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2012 | Jul. 01, 2012 | Jul. 01, 2012 | Sep. 30, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Goodwill impairment |  |  | $ 9,700 |  | $ 9,700 | [1]
Gain (loss) on disposition | $ (38) | [2] |  | $ 2,200 | $ 2,226 | [2]
[1] | In the second quarter of 2012, the Company recognized a non-cash goodwill impairment charge of $9.7 million to adjust the carrying value of the orthopedic business to its estimated fair value.
[2] | The $2.2 million pre-tax gain on disposition in 2012 reflects the gain recognized on a working capital purchase price adjustment in the second quarter related to the sale of the cargo systems and cargo container businesses.

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