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Allowance for Credit Losses of Financing Receivables and its Recorded Investment (Detail) (USD $)
In Thousands, unless otherwise specified
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Jun. 30, 2012
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Dec. 31, 2011
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| Allowance for credit losses: |
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| Ending balance |
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| Ending balance: individually evaluated for impairment |
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| Ending balance: collectively evaluated for impairment |
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| Ending balance: loans acquired with deteriorated credit quality |
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| Financing receivables: |
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| Ending balance |
167 |
256 |
| Ending balance: individually evaluated for impairment |
167 |
256 |
| Ending balance: collectively evaluated for impairment |
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| Ending balance: loans acquired with deteriorated credit quality |
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Finance leases
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| Allowance for credit losses: |
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| Ending balance |
|
|
| Ending balance: individually evaluated for impairment |
|
|
| Ending balance: collectively evaluated for impairment |
|
|
| Ending balance: loans acquired with deteriorated credit quality |
|
|
| Financing receivables: |
|
|
| Ending balance |
167 |
256 |
| Ending balance: individually evaluated for impairment |
167 |
256 |
| Ending balance: collectively evaluated for impairment |
|
|
| Ending balance: loans acquired with deteriorated credit quality |
|
|