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Long-term Debt and Other Financing Arrangement (Narrative) (Detail)
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9 Months Ended | 9 Months Ended | 9 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 30, 2012
USD ($)
|
Sep. 30, 2012
EUR (€)
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Dec. 31, 2011
USD ($)
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Jun. 30, 2011
USD ($)
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Sep. 30, 2012
Computer Equipment [Member]
USD ($)
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Sep. 30, 2011
Computer Equipment [Member]
USD ($)
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Sep. 30, 2012
Euro Loan Facility [Member]
USD ($)
|
Sep. 30, 2012
Letters of Credit [Member]
USD ($)
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Sep. 30, 2012
Minimum [Member]
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Sep. 30, 2012
Maximum [Member]
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| Schedule of Capitalization, Long-term Debt [Line Items] | ||||||||||
| Capital lease financing amount | $ 22,900,000 | |||||||||
| Utilization of capital lease | 9,000,000 | |||||||||
| Lease expiration date | Mar. 13, 2013 | |||||||||
| Asset acquired through issuance of capital leases | 4,700,000 | 3,900,000 | ||||||||
| Revolving credit facility term, in years | two | |||||||||
| Revolving credit facility, maximum borrowing capacity | 50,000,000 | 7,000,000 | 10,000,000 | |||||||
| Line of credit facility, maturity date | Jun. 30, 2013 | |||||||||
| Line of credit facility, interest rate during period | 1.75% | 2.75% | ||||||||
| Line of credit facility amount outstanding | 4,244,000 | 3,300,000 | 0 | |||||||
| Letters of Credit Outstanding, Amount | 3,900,000 | |||||||||
| Line of credit facility additional borrowings available | $ 6,100,000 | |||||||||