Summary of Significant Accounting Policies (Narrative) (Details) (USD $)	12 Months Ended
Jun. 30, 2012 installment segment	Jun. 30, 2011	Jun. 30, 2010
Number of geographic distribution segments	2
Checks released, not cleared	$ 48,200,000	$ 73,600,000
Maximum remaining maturity of foreign currency derivatives	90 days
Deferred compensation plan assets	11,635,000	12,926,000
Portion of investment obligation in current liabilities	1,200,000	3,100,000
Intangible assets, estimated useful life minimum (years)	10 years	10 years	12 years
Impairment of long-lived assets	0	0	0
Earnout payment	2,000,000	0
Earnout payments, remaining installments	3
Service revenue as a percent of net sales, maximum	2.00%	2.00%	2.00%
Shipping revenue	$ 12,200,000	$ 11,500,000	$ 10,200,000
Buildings [Member]
Property and equipment, estimated useful life (years)	40 years
Building Improvements [Member]
Property and equipment, estimated useful life (years)	15 years
Minimum [Member] \| Furniture [Member]
Property and equipment, estimated useful life (years)	3 years
Minimum [Member] \| Equipment [Member]
Property and equipment, estimated useful life (years)	3 years
Minimum [Member] \| Software [Member]
Property and equipment, estimated useful life (years)	3 years
Minimum [Member] \| Customer Relationships [Member]
Intangible assets, estimated useful life minimum (years)	5 years
Minimum [Member] \| Trade Names [Member]
Intangible assets, estimated useful life minimum (years)	1 year
Maximum [Member] \| Furniture [Member]
Property and equipment, estimated useful life (years)	10 years
Maximum [Member] \| Equipment [Member]
Property and equipment, estimated useful life (years)	10 years
Maximum [Member] \| Software [Member]
Property and equipment, estimated useful life (years)	10 years
Maximum [Member] \| Customer Relationships [Member]
Intangible assets, estimated useful life minimum (years)	15 years
Maximum [Member] \| Trade Names [Member]
Intangible assets, estimated useful life minimum (years)	2 years
Customer Concentration Risk [Member] \| Maximum [Member]
Concentration risk percentage	6.00%	6.00%	6.00%
Supplier Concentration Risk [Member] \| Minimum [Member] \| Motorola and Avaya [Member]
Concentration risk percentage	10.00%	10.00%	10.00%

Earnout Payments, Remaining Installments

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- Definition

Outstanding checks

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Service revenue associated with configuration, marketing, service contracts and other services, maximum percentage of consolidated net sales

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No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Carrying amount as of the balance sheet date of assets held under deferred compensation agreements.

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-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 17

-Article 5

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- Definition

Settlements that have taken place during the period in relation to liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy.

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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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-Publisher FASB

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- Definition

Maximum amount of time remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Aggregate carrying value as of the balance sheet date of the liabilities for deferred compensation arrangements payable within one year (or the operating cycle. if longer) other than those specified elsewhere in the taxonomy.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Fees charged to customers for the delivery, generally by postal or freight service providers, of product or goods purchased.

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