Commitments And Contingencies - Schedule of Future Minimum Lease Payments and Purchase Obligations (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013
Commitments and Contingencies Disclosure [Abstract]
Lease Obligations, 2013 (remaining 6 months)	$ 2,207
Lease Obligations, 2014	3,914
Lease Obligations, 2015	2,718
Lease Obligations, 2016	1,794
Lease Obligations, 2017	1,368
Lease Obligations, Thereafter	397
Lease Obligations, Total	$ 12,398

Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the forth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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