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Organization and Significant Accounting Policies - Summary of Intangible Asset Activity (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
--- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012
Gross Carrying Amount | $ 9,413 | $ 9,108
Accumulated Amortization | (5,108) | (4,270)
Net Carrying Amount | 4,305 | 4,838
Customer lists |  |
Gross Carrying Amount | 4,567 | 4,567
Accumulated Amortization | (2,541) | (2,186)
Net Carrying Amount | 2,026 | 2,381
Tradenames |  |
Amortization Period | 8 years |
Gross Carrying Amount | 351 | 351
Accumulated Amortization | (219) | (175)
Net Carrying Amount | 132 | 176
Patent assets |  |
Gross Carrying Amount | 2,388 | 2,083
Accumulated Amortization | (822) | (667)
Net Carrying Amount | 1,566 | 1,416
Covenants not to compete |  |
Gross Carrying Amount | 376 | 376
Accumulated Amortization | (376) | (313)
Net Carrying Amount | 0 | 63
Acquired technologies |  |
Gross Carrying Amount | 1,731 | 1,731
Accumulated Amortization | (1,150) | (929)
Net Carrying Amount | $ 581 | $ 802
Minimum | Customer lists |  |
Amortization Period | 3 years |
Minimum | Patent assets |  |
Amortization Period | 12 years |
Minimum | Covenants not to compete |  |
Amortization Period | 5 years |
Minimum | Acquired technologies |  |
Amortization Period | 7 years |
Maximum | Customer lists |  |
Amortization Period | 15 years |
Maximum | Patent assets |  |
Amortization Period | 18 years |
Maximum | Covenants not to compete |  |
Amortization Period | 6 years |
Maximum | Acquired technologies |  |
Amortization Period | 8 years |

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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=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 before 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=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -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 after 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=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -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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