Allowance for Credit Losses (Tables)

3 Months Ended

Mar. 31, 2012

Receivables [Abstract]

Allowance for credit losses and recorded investment in financing receivables

The following table summarizes the Company’s allowance for credit losses and recorded investment in financing receivables:

	Finance Leases		Notes Receivable		Total
Allowance for credit losses
Balance at January 1, 2012	$	210	$	2,047	$	2,257
Provision for credit losses	—		—		—
Recoveries	15		—		15
Write-offs	—		—		—
Balance at March 31, 2012	$	225	$	2,047	$	2,272
Allowance resulting from individual impairment evaluation	$	225	$	2,047	$	2,272
Allowance resulting from collective impairment evaluation	—		—		—
Financing receivables individually evaluated for impairment	$	100,819	$	14,134	$	114,953
Financing receivables collectively evaluated for impairment	—		—		—

Summarizes the Company's aging of past-due notes receivable

The following table summarizes the Company’s aging of past-due notes receivable balances as of March 31, 2012:

30-59 days past due	$	—
60-89 days past due	—
> 89 days past due	1,564
Total past due	$	1,564