Financial Instruments (Details 4) (USD $) In Thousands	Jun. 30, 2011
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	$ 1,378
30-89 Days	908
90+ Days	2,561
Billed Financing Receivables	4,847
Related Unbilled Recorded Investment	77,369
Total Recorded Investment	82,216
Related Allowances	(2,658)
Recorded Investment Net of Allowances	79,558
Financing Receivables Continue To Accrue Finance Income [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	351
30-89 Days	362
90+ Days	1,005
Billed Financing Receivables	1,718
Related Unbilled Recorded Investment	18,391
Related Allowances	(116)
Recorded Investment Net of Allowances	19,993
Financing Receivables Continue To Accrue Finance Income [Member] \| Net Financed Sales Receivables [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	281
30-89 Days	254
90+ Days	459
Billed Financing Receivables	994
Related Unbilled Recorded Investment	15,403
Related Allowances	0
Recorded Investment Net of Allowances	16,397
Financing Receivables Continue To Accrue Finance Income [Member] \| Net Investment in Leases [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	70
30-89 Days	108
90+ Days	546
Billed Financing Receivables	724
Related Unbilled Recorded Investment	2,988
Related Allowances	(116)
Recorded Investment Net of Allowances	3,596
Net Financed Sales Receivables [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	960
30-89 Days	551
90+ Days	639
Billed Financing Receivables	2,150
Related Unbilled Recorded Investment	55,344
Total Recorded Investment	57,494
Related Allowances	(66)
Recorded Investment Net of Allowances	57,428
Net Investment in Leases [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Current	418
30-89 Days	357
90+ Days	1,922
Billed Financing Receivables	2,697
Related Unbilled Recorded Investment	22,025
Total Recorded Investment	24,722
Related Allowances	(2,592)
Recorded Investment Net of Allowances	$ 22,130

The amount of the recorded investment, net of allowances, in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, accounts receivable (with terms exceeding one year), notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets.

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- Definition

Financing receivable recorded investment 30 to 89 days past due.

+ Details

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- Definition

The amount of the recorded investment not billed at the balance sheet date, in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, accounts receivable (with terms exceeding one year), notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets.

+ Details

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- Definition

The amount of the recorded investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, accounts receivable (with terms exceeding one year), notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Receivable
-URI http://asc.fasb.org/extlink&oid=6953735

+ Details

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- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953423-111524
-Subparagraph (c)(1)

+ Details

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- Definition

Financing receivables that are less than 30 days past due.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=6965416&loc=SL6953401-111524

+ Details

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- Definition

Financing receivables that are equal to or greater than 90 days past due.

+ References

+ Details

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- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ Details

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