Goodwill and Intangibles - Amortizable Intangible Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Including held for sale	$ 46,278
Accumulated Amortization, Including held for sale	(45,162)
Impairment, Including held for sale	(906)
Net Carrying Amount, Including held for sale	210
Gross Carrying Amount, Held for sale	(1,704)
Accumulated Amortization, Held for sale	1,704
Gross Carrying Amount	44,574	$ 46,278
Accumulated Amortization	(43,458)	(44,585)
Impairment	(906)
Net Carrying Amount	210	1,693
Customer Related [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Including held for sale	38,874
Accumulated Amortization, Including held for sale	(38,822)
Impairment, Including held for sale	(17)
Net Carrying Amount, Including held for sale	35
Gross Carrying Amount		38,874
Accumulated Amortization		(38,552)
Net Carrying Amount		322
Marketing Related [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Including held for sale	3,336
Accumulated Amortization, Including held for sale	(3,143)
Impairment, Including held for sale	(138)
Net Carrying Amount, Including held for sale	55
Gross Carrying Amount		3,336
Accumulated Amortization		(3,069)
Net Carrying Amount		267
Technology Related [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount, Including held for sale	4,068
Accumulated Amortization, Including held for sale	(3,197)
Impairment, Including held for sale	(751)
Net Carrying Amount, Including held for sale	$ 120
Gross Carrying Amount		4,068
Accumulated Amortization		(2,964)
Net Carrying Amount		$ 1,104

Finite lived intangible assets accumulated amortization assets held for sale.

No definition available.

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- Definition

Finite lived intangible assets gross assets held for sale.

+ References

No definition available.

+ Details

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- Definition

Finite lived intangible assets including assets held for sale accumulated amortization.

+ References

No definition available.

+ Details

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- Definition

Finite lived intangible assets including assets held for sale gross.

+ References

No definition available.

+ Details

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- Definition

Finite lived intangible assets including assets held for sale net.

+ References

No definition available.

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- Definition

Total loss recognized during the period from the impairment of the carrying amount of intangible assets, other than goodwill.

+ References

No definition available.

+ Details

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- Definition

Impairment of intangible asset finite lived including assets held for sale.

+ References

No definition available.

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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