v2.4.0.6

Lease Obligations (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013
Payments expected to received from sublease agreements
Operating Lease Obligations	$ 18,530
Subleases	15,547
Corporate headquarters-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	4,404
Bioscience and Technology Business Center-Lawrence, KS [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	100
Vacated office and research facility-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	5,209
Vacated office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	8,817
Office and research facility-San Diego CA [Member]
Payments expected to received from sublease agreements
Subleases	2,116
Office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Subleases	867
Less than 1 year [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	5,504
Subleases	4,425
Less than 1 year [Member] | Corporate headquarters-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	693
Less than 1 year [Member] | Bioscience and Technology Business Center-Lawrence, KS [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	57
Less than 1 year [Member] | Vacated office and research facility-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	2,191
Less than 1 year [Member] | Vacated office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	2,563
Less than 1 year [Member] | Office and research facility-San Diego CA [Member]
Payments expected to received from sublease agreements
Subleases	889
Less than 1 year [Member] | Office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Subleases	190
One to three years [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	9,581
Subleases	7,790
One to three years [Member] | Corporate headquarters-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	1,355
One to three years [Member] | Bioscience and Technology Business Center-Lawrence, KS [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	43
One to three years [Member] | Vacated office and research facility-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	3,018
One to three years [Member] | Vacated office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	5,165
One to three years [Member] | Office and research facility-San Diego CA [Member]
Payments expected to received from sublease agreements
Subleases	1,227
One to three years [Member] | Office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Subleases	564
Three to five years [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	2,516
Subleases	2,403
Three to five years [Member] | Corporate headquarters-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	1,427
Three to five years [Member] | Bioscience and Technology Business Center-Lawrence, KS [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations
Three to five years [Member] | Vacated office and research facility-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations
Three to five years [Member] | Vacated office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	1,089
Three to five years [Member] | Office and research facility-San Diego CA [Member]
Payments expected to received from sublease agreements
Subleases
Three to five years [Member] | Office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Subleases	113
More than 5 years [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	929
Subleases	929
More than 5 years [Member] | Corporate headquarters-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations	929
More than 5 years [Member] | Bioscience and Technology Business Center-Lawrence, KS [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations
More than 5 years [Member] | Vacated office and research facility-San Diego, CA [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations
More than 5 years [Member] | Vacated office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Operating Lease Obligations
More than 5 years [Member] | Office and research facility-San Diego CA [Member]
Payments expected to received from sublease agreements
Subleases
More than 5 years [Member] | Office and research facility-Cranbury, NJ [Member]
Payments expected to received from sublease agreements
Subleases

X

- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	us-gaap_LeasesOperatingAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Contractually required future rental payments receivable on noncancelable subleasing arrangements.

+ 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 (b)

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



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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph b(ii)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

+ Details

Name:	us-gaap_OperatingLeasesFutureMinimumPaymentsDueFutureMinimumSubleaseRentals
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant