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- Definition

Commitments and Contingencies [Line Items]

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- Definition

Expected Monthly Rent Expense Period 1

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- Definition

Expected Monthly Rent Expense Period 2

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- Definition

Lessee, Operating Lease, Amount not Paid after Written Notice, Bear Interest from Date Due until Date Paid, Period

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- Definition

Lessee, Operating Lease, Late Charge, Percent

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- Definition

Lessee, Operating Lease, Period in which Payment must be Received without Incurring Late Charge

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No definition available.

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- Definition

Number of Petitions

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No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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- Definition

Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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- Definition

Weighted average discount rate for operating lease calculated at point in time.

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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Cash payments to lessor's for use of assets under operating leases.

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Commitments and Contingencies (Narrative) (Details)			3 Months Ended		6 Months Ended
Commitments and Contingencies (Narrative) (Details)	Jun. 22, 2020 item	Jul. 22, 2015 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Oct. 31, 2015 USD ($)
Commitments and Contingencies [Line Items]
Long-term restricted cash			$ 3,000,000		$ 3,000,000		$ 3,500,000	$ 4,500,000	$ 4,500,000
Rent payments			1,800,000		3,700,000
Operating lease cost			1,600,000	$ 1,600,000	3,100,000	$ 3,100,000
Additional liability associated with indemnification obligations			$ 0		$ 0
1305 O’Brien Drive, Menlo Park, California [Member]
Commitments and Contingencies [Line Items]
Renewal term			5 years		5 years
Weighted average remaining lease term			6 years 3 months 18 days		6 years 3 months 18 days
Weighted average discount rate			7.80%		7.80%
PacBio IPR Petitions [Member]
Commitments and Contingencies [Line Items]
Number of petitions \| item	2
O’Brien Lease Agreement [Member]
Commitments and Contingencies [Line Items]
Rent expense first twelve months		$ 540,000
Rent expense last twelve months		$ 711,000
Period in which payment must be received without incurring late charge		5 days
Late charge, percent		5.00%
Amount not paid after written notice, bear interest from date due until date paid, period		10 days
Long-term restricted cash									$ 4,500,000
O’Brien Lease Agreement [Member] \| Prime Rate [Member]
Commitments and Contingencies [Line Items]
Basis spread on variable rate		2.00%
O’Brien Lease Agreement [Member] \| 1305 O’Brien Drive, Menlo Park, California [Member]
Commitments and Contingencies [Line Items]
Lease term			11 years		11 years