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Net Investment in Sales-Type Leases allowance credit loss rollforward (Details) (USD $)
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3 Months Ended | ||
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Mar. 31, 2013
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Mar. 31, 2012
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Dec. 31, 2012
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| Net Investment in Sales-Type Leases [Abstract] | |||
| Allowance for Notes, Loans and Financing Receivable, Current | $ 100,000 | $ 500,000 | |
| Allowance for Notes, Loans and Financing Receivable, Noncurrent | 100,000 | 100,000 | |
| Financing Receivable, Allowance for Credit Losses [Roll Forward] | |||
| Allowance for credit losses, beginning of period | 607,000 | 284,000 | |
| Current period provision (reversal) | 13,000 | 0 | |
| Direct write-downs charged against the allowance | (413,000) | 0 | |
| Recoveries of amounts previously charged off | (17,000) | (27,000) | |
| Allowance for credit losses, end of period | $ 190,000 | $ 257,000 | |
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- Details
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- Definition
A valuation allowance relating to a written agreement to receive money (at a specified future date(s) within one year from the reporting date (or the normal operating cycle, whichever is longer), consisting of principal as well as any accrued interest) for the portion that is expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
A valuation allowance relating to a written agreement to receive money (at a specified future date(s) more than one year from the reporting date, consisting of principal as well as any accrued interest) for the portion that is expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
A valuation allowance for financing receivables that are expected to be uncollectible. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount of recovery of financing receivables doubtful of collection that were previously charged off. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
Amount of direct write-downs of financing receivables charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The sum of the periodic provision charged to earnings, based on an assessment of uncollectibility from the counterparty on account of loan, lease or other credit losses, to reduce these accounts to the amount that approximates their net realizable value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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