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Acquisitions (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended |  | 1 Months Ended
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Jun. 30, 2012 Entity | Jun. 30, 2011 Entity | Jun. 30, 2010 Entity | Sep. 30, 2011 Paladyne Systems, Inc. [Member] | Sep. 30, 2011 Paladyne Systems, Inc. [Member] Acquired Software Technology [Member] | Sep. 30, 2011 Paladyne Systems, Inc. [Member] Customer Relationships [Member] | Aug. 31, 2010 New River, Inc. [Member] | Aug. 31, 2010 New River, Inc. [Member] Customer Relationships [Member] | Aug. 31, 2010 New River, Inc. [Member] Software And Software Licenses [Member] | Dec. 31, 2010 Forefield, Inc. [Member] | Dec. 31, 2010 Forefield, Inc. [Member] Customer Relationships [Member] | Dec. 31, 2010 Forefield, Inc. [Member] Software And Software Licenses [Member] | Jan. 31, 2011 Matrix Financial Solutions, Inc. [Member] | Jan. 31, 2011 Matrix Financial Solutions, Inc. [Member] Customer Relationships [Member] | Jan. 31, 2011 Matrix Financial Solutions, Inc. [Member] Software And Software Licenses [Member] | Jan. 31, 2011 Matrix Financial Solutions, Inc. [Member] Trademarks [Member] | Jan. 31, 2011 Matrix Financial Solutions, Inc. [Member] Noncompete Agreements [Member] | Jun. 30, 2010 City Networks, Ltd. [Member] | Jun. 30, 2010 City Networks, Ltd. [Member] Customer Relationships [Member] | Jun. 30, 2010 City Networks, Ltd. [Member] Software And Software Licenses [Member]
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquisition materiality threshold | $ 15.0 | $ 15.0 | $ 15.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of businesses acquired | 1 | 3 | 1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price of acquired entity |  |  |  | 72.4 |  |  | 77.6 |  |  | 18.3 |  |  | 197.6 |  |  |  |  | 37.7 |  |
Cash acquired |  |  |  | 8.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net liabilities assumed |  |  |  | 15.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill from acquisition |  |  |  | 64.0 |  |  | 47.8 |  |  | 6.8 |  |  | 154.7 |  |  |  |  | 20.9 |  |
Goodwill from acquisition |  |  |  | $ 23.8 |  |  | $ 27.3 |  |  | $ 11.1 |  |  | $ 71.5 |  |  |  |  | $ 10.6 |  |
Finite-lived intangible assets, remaining amortization period, years |  |  |  |  | Seven | Ten |  | P8Y | P7Y |  | P7Y | P5Y |  | P10Y | P7Y | P5Y | P3Y |  | P10Y | P5Y

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- Definition The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph e -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -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
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- Definition The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 35 -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
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- Definition Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 52 -Subparagraph c -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 53 -Subparagraph d -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
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- Definition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 15, 16, 17 -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
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- Definition A description of the remaining amortization period of a major finite-lived intangible asset class. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6473108&loc=d3e54445-107959 + Details
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