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Lease Obligations (Lease Obligations) (Details) $ in Thousands	Sep. 30, 2015 USD ($)
Operating Leased Assets [Line Items]
Operating lease obligations, Less than 1 year	$ 3,146
Operating lease obligations, 1 year	767
Operating lease obligations, 2 years	746
Operating lease obligations, 3 years	560
Operating lease obligations, 4 years	0
Total	5,219
Payments expected to received from sublease agreements
Sublease payments expected to be received, Less than 1 year	2,514
Sublease payments expected to be received, 1 year	318
Sublease payments expected to be received, 2 years	286
Sublease payments expected to be received, 3 years	209
Sublease payments expected to be received, 4 years	0
Total	3,327
Corporate Headquarters - San Diego, CA
Operating Leased Assets [Line Items]
Operating lease obligations, Less than 1 year	695
Operating lease obligations, 1 year	713
Operating lease obligations, 2 years	732
Operating lease obligations, 3 years	560
Operating lease obligations, 4 years	0
Total	2,700
Payments expected to received from sublease agreements
Sublease payments expected to be received, Less than 1 year	438
Sublease payments expected to be received, 1 year	449
Sublease payments expected to be received, 2 years	460
Sublease payments expected to be received, 3 years	351
Sublease payments expected to be received, 4 years	0
Total	1,698
Bioscience and Technology Business Center - Lawrence, KS
Operating Leased Assets [Line Items]
Operating lease obligations, Less than 1 year	54
Operating lease obligations, 1 year	54
Operating lease obligations, 2 years	14
Operating lease obligations, 3 years	0
Operating lease obligations, 4 years	0
Total	122
Vacated Office Office and Research Facility - Cranbury, NJ
Operating Leased Assets [Line Items]
Operating lease obligations, Less than 1 year	2,397
Operating lease obligations, 1 year	0
Operating lease obligations, 2 years	0
Operating lease obligations, 3 years	0
Operating lease obligations, 4 years	0
Total	2,397
Payments expected to received from sublease agreements
Sublease payments expected to be received, Less than 1 year	194
Sublease payments expected to be received, 1 year	0
Sublease payments expected to be received, 2 years	0
Sublease payments expected to be received, 3 years	0
Sublease payments expected to be received, 4 years	0
Total	$ 194

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