Allowance for credit losses (Tables)

6 Months Ended

Jun. 30, 2012

Allowance for Credit Losses

The Company’s allowance for credit losses are as follows (in thousands):

	Accounts Receivable Allowance for Doubtful Accounts					Valuation Adjustments on Financing Receivables		Total Allowance for Credit Losses
	Finance Leases		Operating Leases			Finance Leases
Balance December 31, 2010	$	—	$	8		$	—	$	8
Provision		—		14			—		14
Balance December 31, 2011		—		22			—		22
Reversal of provision		—		(22	)		—		(22	)
Balance June 30, 2012	$	—	$	—		$	—	$	—

Allowance for Credit Losses of Financing Receivables and its Recorded Investment

As of June 30, 2012 and December 31, 2011, the Company’s allowance for credit losses (related solely to financing receivables) and its recorded investment in financing receivables were as follows (in thousands):

June 30, 2012	Finance Leases		Total
Allowance for credit losses:
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	$	167
Ending balance: individually evaluated for impairment	$	167	$	167
Ending balance: collectively evaluated for impairment	$	—	$	—
Ending balance: loans acquired with deteriorated credit quality	$	—	$	—

December 31, 2011	Finance Leases		Total
Allowance for credit losses:
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	$	256	$	256
Ending balance: individually evaluated for impairment	$	256	$	256
Ending balance: collectively evaluated for impairment	$	—	$	—
Ending balance: loans acquired with deteriorated credit quality	$	—	$	—

Financing Receivables By Credit Quality Indicator and Class of Financing Receivables

At June 30, 2012 and December 31, 2011, the Company’s financing receivables by credit quality indicator and by class of financing receivables are as follows (in thousands):

	Finance Leases
	June 30, 2012		December 31, 2011
Pass	$	167	$	256
Special mention		—		—
Substandard		—		—
Doubtful		—		—
Total	$	167	$	256

Net Investment in Financing Receivables by Age

At June 30, 2012 and December 31, 2011, investment in financing receivables is aged as follows (in thousands):

June 30, 2012	30 – 59 Days Past Due		60 – 89 Days Past Due		Greater Than 90 Days		Total Past Due		Current		Total Financing Receivables		Recorded Investment >90 Days and Accruing
Finance leases	$	60	$	—	$	—	$	60	$	107	$	167	$	—

December 31, 2011	30 – 59 Days Past Due		60 – 89 Days Past Due		Greater Than 90 Days		Total Past Due		Current		Total Financing Receivables		Recorded Investment >90 Days and Accruing
Finance leases	$	84	$	—	$	—	$	84	$	172	$	256	$	—