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Segment and Geographic Area Information (Geographic Area Information) (Detail) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2012 | Mar. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2011 | Jun. 30, 2011 | Mar. 31, 2011 | Dec. 31, 2010 | Sep. 30, 2010 | Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2010
Schedule Of Geographical Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | $ 335,000 |  |  |  |  |  | $ 123,000 |  |  |  |  | $ 335,000 |  | $ 123,000 |  |
Revenues | 699,000 | 538,000 | 630,000 | [1] | 1,659,000 | [2] | 3,715,000 | [3] | 360,000 | 414,000 | 476,000 | 3,526,000 | [1],[2] | 4,965,000 | [3] | 23,053,000
United States |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule Of Geographical Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  | 2,385,000 |  | 4,882,000 |  | 22,932,000
United Kingdom |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule Of Geographical Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  |  |  | 1,141,000 |  | 83,000 |  | 121,000
United States |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule Of Geographical Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | 57,000 |  |  |  |  |  | 62,000 |  |  |  |  | 57,000 |  | 62,000 |  |
United Kingdom |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule Of Geographical Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Consolidated | $ 278,000 |  |  |  |  |  | $ 61,000 |  |  |  |  | $ 278,000 |  | $ 61,000 |  |
[1] | Results for the second quarter of fiscal 2012 included a $14.8 million impairment write-down of finite-lived intangible assets (see Note 4).
[2] | Results for the first quarter of fiscal 2012 included $1.1 million of revenue related to the termination of a field-of-use license by Intrinsiq (see Note 3)
[3] | Results for the fourth quarter of fiscal 2011 included $3.3 million of revenue related to a material modification of the Pfizer collaborative research and license agreement in June 2011 (see Note 3).

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