Income Taxes - Summary of Reconciliation of Liability for Unrecognized Income Tax Benefit (Detail) (USD $)
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12 Months Ended | ||
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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Reconciliation Of Unrecognized Tax Benefits [Line Items] | |||
Unrecognized tax benefits, beginning of year | $ 324,000 | $ 173,000 | $ 119,000 |
Increase (decrease) related to prior year positions | (104,000) | 54,000 | |
Increase (decrease) related to prior year positions | (41,000) | ||
Increase related to current year tax positions | 58,000 | 192,000 | 0 |
Settlements | (24,000) | 0 | 0 |
Unrecognized tax benefits, end of year | $ 254,000 | $ 324,000 | $ 173,000 |
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- Details
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- Definition
The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of decreases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions that have been or will be taken in the tax return for the current period, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from tax positions taken in prior period tax returns, excluding amounts pertaining to examined tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The gross amount of increases in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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