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Accrued Liabilities - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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| Accrued Liabilities [Line Items] | ||
| Severance and termination benefit | $ 3,323us-gaap_EmployeeRelatedLiabilitiesCurrent | $ 5,500us-gaap_EmployeeRelatedLiabilitiesCurrent |
| Severance and Termination Benefit | ||
| Accrued Liabilities [Line Items] | ||
| Severance and termination benefit |
$ 1,800us-gaap_EmployeeRelatedLiabilitiesCurrent / us-gaap_RestructuringCostAndReserveAxis = us-gaap_EmployeeSeveranceMember |
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- Definition
Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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