Commitments and Contingencies - Commitments for Minimum Rentals under Non-cancelable Leases (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
Operating Leases, 2015	$ 1,794
Operating Leases, 2016	2,306
Operating Leases, 2017	1,837
Operating Leases, 2018	1,622
Operating Leases, 2019	1,669
Operating Leases, Thereafter	3,514
Operating Leases, Minimum Payments, Total	12,742
Lease Obligation, 2015	1,134
Lease Obligation, 2016	1,145
Lease Obligation, 2017	1,152
Lease Obligation, 2018	1,161
Lease Obligation, 2019	1,171
Lease Obligation, Thereafter	1,018
Lease Obligation, Minimum Payments, Total	6,781
Less amount representing interest	(1,655)
Present value of lease obligation	5,126
Less current portion	(509)qdel_CurrentPortionOfLeaseObligation	(441)qdel_CurrentPortionOfLeaseObligation
Long-term lease obligation	$ 4,617qdel_LeaseObligationNetOfCurrentPortion

Current portion of lease obligation.

No definition available.

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- Definition

Lease obligation future minimum payments due current.

+ References

No definition available.

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- Definition

Lease obligation future minimum payments interest included in payments.

+ References

No definition available.

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- Definition

Lease obligation, net of current portion.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due in five years.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due in four years.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due in three years.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due in two years.

+ References

No definition available.

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- Definition

Leases obligation future minimum payments due thereafter.

+ References

No definition available.

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- Definition

Present value of future minimum lease obligations.

+ References

No definition available.

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

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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 next 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 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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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 third 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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