Accelerated amortization expense

No definition available.

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- Definition

Accelerated amortization expense (termination)

+ References

No definition available.

+ Details

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- Definition

Accrued Patent Acquisition Related Payments

+ References

No definition available.

+ Details

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- Definition

Acquired Finite Lived Intangible Asset, Useful Life

+ References

No definition available.

+ Details

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- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

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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.

+ References

No definition available.

+ Details

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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 3

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275

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- Definition

The cash outflow to acquire asset without physical form usually arising from contractual or other legal rights, excluding goodwill.

+ 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 13

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

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Goodwill and Other Identifiable Intangible Assets (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Patents [Line Items]
Patents, weighted average useful life	7 years
Payments to acquire intangible assets	$ 25,061,000	$ 178,260,000	$ 14,680,000
Accrued patent acquisition related payments	4,000,000
Accelerated amortization expense	592,000	10,574,000	3,111,000
Accelerated amortization expense (termination)	1,747,000	3,034,000	1,103,000
Impairment of Intangible Assets (Excluding Goodwill)	$ 4,619,000
Minimum [Member]
Patents [Line Items]
Patents, useful life	1 year
Acquired Finite Lived Intangible Asset, Useful Life	3 years
Maximum [Member]
Patents [Line Items]
Patents, useful life	10 years
Acquired Finite Lived Intangible Asset, Useful Life	10 years
Patents [Member] \| Minimum [Member]
Patents [Line Items]
Patents, useful life	1 year
Patents [Member] \| Maximum [Member]
Patents [Line Items]
Patents, useful life	10 years