Equity Method Investment, Fair Value Amount, Evaluated For Impairment

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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- Definition

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

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- Definition

Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

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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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- Definition

Gross carrying amount as of the balance sheet date of certain rights acquired to exercise a certain privilege or pursue a particular business or occupation and which is deemed to have a finite economic life.

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- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value.

+ References

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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Goodwill and Other Intangibles (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2012	Jun. 30, 2012
Goodwill [Line Items]
Goodwill	$ 0us-gaap_Goodwill
Impairment of goodwill	0us-gaap_GoodwillImpairmentLoss	0us-gaap_GoodwillImpairmentLoss	(3,007,000)us-gaap_GoodwillImpairmentLoss
Intangibles assets	1,364,000	873,000
Intangible assets, software license agreements	400,000
Amortization of intangible assets	50,000us-gaap_AmortizationOfIntangibleAssets	0us-gaap_AmortizationOfIntangibleAssets
Software License Arrangement [Member]
Goodwill [Line Items]
Impairment of intangible assets	100,000
Not Yet Placed in Service [Member]
Goodwill [Line Items]
Intangibles assets	1,100,000
Minimum [Member]
Goodwill [Line Items]
Estimated useful life of finite-lived intangible assets	3 years
Maximum [Member]
Goodwill [Line Items]
Estimated useful life of finite-lived intangible assets	5 years
Tecnonet [Member]
Goodwill [Line Items]
Impairment of goodwill			(1,100,000)
Alcadon [Member]
Goodwill [Line Items]
Impairment of goodwill			(3,700,000)
Network Integration group [Member]
Goodwill [Line Items]
Goodwill, gross			2,831,000	2,831,000
Accumulated impairment losses and amortization			(2,831,000)	(1,760,000)
Goodwill			0	1,071,000
Foreign currency translation adjustment, net			(16,000)
Network Integration group [Member] \| Tecnonet [Member]
Goodwill [Line Items]
Impairment of goodwill			(1,055,000)
Fair Value, Measurements, Nonrecurring [Member] \| Tecnonet [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member]
Goodwill [Line Items]
Equity investment					20,100,000
Fair Value, Measurements, Nonrecurring [Member] \| Tecnonet [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Minimum [Member]
Goodwill [Line Items]
Weighted average cost of capital			19.80%
Long-term growth rate			1.50%
Fair Value, Measurements, Nonrecurring [Member] \| Tecnonet [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Maximum [Member]
Goodwill [Line Items]
Weighted average cost of capital			25.80%
Long-term growth rate			4.50%
Fair Value, Measurements, Nonrecurring [Member] \| Tecnonet [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Median [Member]
Goodwill [Line Items]
Weighted average cost of capital			22.80%
Long-term growth rate			3.00%
Fair Value, Measurements, Nonrecurring [Member] \| Alcadon [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member]
Goodwill [Line Items]
Equity investment						13,100,000
Fair Value, Measurements, Nonrecurring [Member] \| Alcadon [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Minimum [Member]
Goodwill [Line Items]
Weighted average cost of capital			34.30%
Long-term growth rate			1.50%
Fair Value, Measurements, Nonrecurring [Member] \| Alcadon [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Maximum [Member]
Goodwill [Line Items]
Weighted average cost of capital			40.30%
Long-term growth rate			4.50%
Fair Value, Measurements, Nonrecurring [Member] \| Alcadon [Member] \| Discounted Cash Flow [Member] \| Fair Value, Inputs, Level 3 [Member] \| Median [Member]
Goodwill [Line Items]
Weighted average cost of capital			37.30%
Long-term growth rate			3.00%
Fair Value, Measurements, Nonrecurring [Member] \| Alcadon [Member] \| Non-Binding Offer From Third Party [Member] \| Fair Value, Inputs, Level 3 [Member]
Goodwill [Line Items]
Equity investment						$ 11,900,000