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Barter Transaction - Additional Information (Detail) (USD $)
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12 Months Ended |
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Dec. 31, 2012
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| Health Care Organizations [Abstract] | |
| Nonmonetary transactions resulting in pre-tax gain | $ 200,000 |
| Laboratory capital assets exchanged for barter credit | $ 0 |
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- Details
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- Definition
The amount of revenue and expenses for the services received and provided in a nonmonetary arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Disclosure of the difference in values (gain (loss)) between the nonmonetary assets or liabilities exchanged with another entity inclusive of boot (small monetary consideration). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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