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Schedule of Restructuring and Other Net (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Restructuring Cost and Reserve |  |  |
Ending balance | $ 485 |  |
Pre Two Thousand Eleven Restructuring Plan |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance | 1,084 | 1,862 | 3,975
Provision |  |  | 117
Change in estimate | (553) |  | (330)
Cash payments | (531) | (778) | (1,900)
Ending balance |  | 1,084 | 1,862
Q1 2011 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance |  | 96 |
Provision |  |  | 572
Cash payments |  | (96) | (476)
Ending balance |  |  | 96
Q2 2011 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance |  | 229 |
Provision |  |  | 344
Cash payments |  | (229) | (115)
Ending balance |  |  | 229
Q2 2012 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision |  | 286 |
Change in estimate |  | (4) |
Cash payments |  | (282) |
Quarter Three Two Thousand Twelve Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance | 243 |  |
Provision |  | 687 |
Cash payments | (243) | (444) |
Ending balance |  | 243 |
Q3 2013 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision | 1,337 |  |
Cash payments | (966) |  |
Ending balance | 371 |  |
Q4 2013 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision | 600 |  |
Cash payments | (486) |  |
Ending balance | 114 |  |
Employee Serverance And Benefits |  |  |
Restructuring Cost and Reserve |  |  |
Ending balance | 485 |  |
Employee Serverance And Benefits | Pre Two Thousand Eleven Restructuring Plan |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance |  |  | 712
Provision |  |  | 117
Change in estimate |  |  | 155
Cash payments |  |  | (984)
Employee Serverance And Benefits | Q1 2011 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance |  | 96 |
Provision |  |  | 572
Cash payments |  | (96) | (476)
Ending balance |  |  | 96
Employee Serverance And Benefits | Q2 2011 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance |  | 229 |
Provision |  |  | 344
Cash payments |  | (229) | (115)
Ending balance |  |  | 229
Employee Serverance And Benefits | Q2 2012 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision |  | 286 |
Change in estimate |  | (4) |
Cash payments |  | (282) |
Employee Serverance And Benefits | Quarter Three Two Thousand Twelve Activity |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance | 243 |  |
Provision |  | 687 |
Cash payments | (243) | (444) |
Ending balance |  | 243 |
Employee Serverance And Benefits | Q3 2013 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision | 1,337 |  |
Cash payments | (966) |  |
Ending balance | 371 |  |
Employee Serverance And Benefits | Q4 2013 Activity |  |  |
Restructuring Cost and Reserve |  |  |
Provision | 600 |  |
Cash payments | (486) |  |
Ending balance | 114 |  |
Facility Exit Costs | Pre Two Thousand Eleven Restructuring Plan |  |  |
Restructuring Cost and Reserve |  |  |
Beginning Balance | 1,084 | 1,862 | 3,263
Change in estimate | (553) |  | (485)
Cash payments | (531) | (778) | (916)
Ending balance |  | $ 1,084 | $ 1,862

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + 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 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + 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 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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- Definition Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 40 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6394291&loc=d3e17658-110867 + Details
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