v3.5.0.2

Commitments and Contingencies - Rental Obligations (Detail) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($) renewal_term	Sep. 30, 2015 USD ($)	Jun. 30, 2016 USD ($)	May 01, 2016 ft²	Apr. 28, 2016 ft²	Feb. 01, 2016 ft²	Dec. 31, 2015 USD ($)	Oct. 01, 2014 ft²
Payments for (Proceeds from) Tenant Allowance		$ (1.8)
Operating Leases, Rent Expense, Net	$ 2.4	$ 1.4	$ 6.6	$ 4.2
Operating Leases, Future Minimum Payments, Thereafter	24.3		24.3
Financing Lease Obligation	6.0		6.0						$ 0.0
Operating Leases, Future Minimum Payments Due, Remainder of 2016	1.6		1.6
Operating Leases, Future Minimum Payments, 2017	7.4		7.4
Operating Leases, Future Minimum Payments, 2018	9.8		9.8
Operating Leases, Future Minimum Payments, 2019	10.7		10.7
Operating Leases, Future Minimum Payments, 2020	11.1		11.1
Operating Leases, Future Minimum Payments, Thereafter	24.3		24.3
Total	64.9		64.9
Scenario, Previously Reported [Member]
Operating Leases, Future Minimum Payments, Thereafter					$ 37.5
Operating Leases, Future Minimum Payments, Thereafter					$ 37.5
Property, Plant and Equipment [Member] | Construction in Progress [Member]
Property, Plant and Equipment, Gross	6.0		$ 6.0
Leased Buildings -232 South Dobson Road [Member]
Lessee Leasing Arrangements, Operating Leases, Number of Renewal Term | renewal_term			4
Lessee Leasing Arrangements, Operating Leases, Renewal Term			5 years
Leased Buildings -6340 Sequence Drive, 6310 Sequence Drive, 6290 Sequence drive [Member]
Lessee Leasing Arrangements, Operating Leases, Number of Renewal Term | renewal_term			2
Lessee Leasing Arrangements, Operating Leases, Renewal Term			5 years
Leased Buildings -6340 Sequence Drive, 6310 Sequence Drive, 6290 Sequence drive [Member]
Leased Square Footage | ft²										219,000
Leased Buildings -6350 Sequence Drive [Member]
Leased Square Footage | ft²								132,600
Leased Buildings -232 South Dobson Road [Member]
Leased Square Footage | ft²						78,000	148,797
Leased Buildings -232 South Dobson Road [Member] | Other Noncurrent Liabilities [Member]
Financing Lease Obligation	$ 6.0		$ 6.0
Maximum [Member]
Potential Rate Adjustment			4.00%
Minimum [Member]
Potential Rate Adjustment			2.50%

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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 for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of required minimum rental payments for operating leases having an initial or remaining non-cancelable lease term in excess of one year due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Net cash outflow or inflow from monetary allowance granted by the landlord to a tenant to entice tenant to move into landlords building which will enable the tenant to prepare the leased premises for tenants occupancy.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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