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Income Taxes - Additional Information (Detail) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Tax Reconciliation [Line Items]
Effective income tax rate	18.00%	33.00%	22.00%	33.00%
U.S.federal statutory tax rate	35.00%		35.00%
Net change in valuation allowance from prior year	$ 0		$ 0
Unrecognized tax benefits	200,000		200,000
Asia-Pacific [Member]
Income Tax Reconciliation [Line Items]
Reduction in unrecognized tax benefits			600,000
Reduction in unrecognized tax benefits recognized that impacted effective tax rate	$ 200,000		200,000
Unrecognized tax benefits for reduction of accrued interest			500,000
Unrecognized tax benefits for reduction of penalties			$ 100,000

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Income Tax Reconciliation [Line Items]

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Reduction in unrecognized tax benefits recognized that impacted effective tax rate.

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Reduction in unrecognized tax benefits related to accrued interest.

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Reduction in unrecognized tax benefits related to accrued penalties.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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