|**Restructuring and Related Charges (Tables)**                                                 | 9 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                  
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|**Restructuring Charges [Abstract]**                                                           |                                                                                                                                                                                                                                                                                                                                                                                                                 
|Reconciliation of the beginning and ending balances of the company's restructuring liabilities | Following is a reconciliation of the beginning and ending balances of the restructuring liability:Balance atBalance atMarch 31,December 31,(In thousands)2012ProvisionPayments2012Fiscal 2012 Restructuring Plan:Severance and employment costs$5,507$1,236$(6,118)$625Facilities costs297(57)(240)—Fiscal 2009 Restructuring Plan:Facilities costs4953(192)306Total restructuring costs$6,299$1,182$(6,550)$931
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|                                                                                               |                                                                                                                                                                                                                                                                                                                                                                                                                 
|                                                                                               | Balance at                                                                                                                                                                                                                                                                                                                                                                                                      
|                                                                                               | March 31,                                                                                                                                                                                                                                                                                                                                                                                                       
|(In thousands)                                                                                 | 2012                                                                                                                                                                                                                                                                                                                                                                                                            
|Fiscal 2012 Restructuring Plan:                                                                |                                                                                                                                                                                                                                                                                                                                                                                                                 
|Severance and employment costs                                                                 | $                                                                                                                                                                                                                                                                                                                                                                                                               
|Facilities costs                                                                               | 297                                                                                                                                                                                                                                                                                                                                                                                                             
|Fiscal 2009 Restructuring Plan:                                                                |                                                                                                                                                                                                                                                                                                                                                                                                                 
|Facilities costs                                                                               | 495                                                                                                                                                                                                                                                                                                                                                                                                             
|Total restructuring costs                                                                      | $                                                                                                                                                                                                                                                                                                                                                                                                               

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                    duration X- DefinitionTabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period.+ ReferencesReference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=6394695&loc=d3e140904-122747Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 146 -Paragraph 20 -Subparagraph b(2) -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:**
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