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Segment Information about Reported Product Revenues and Operating Income (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011
Segment Reporting Information [Line Items] |  |  |
Product revenues | $ 662,082 | $ 554,979 | $ 369,588
Depreciation and amortization | 31,249 | 30,627 | 23,282
Operating income (loss) | 49,580 | 36,058 | 17,808
CCS |  |  |
Segment Reporting Information [Line Items] |  |  |
Product revenues | 143,250 | 132,265 | 131,732
Depreciation and amortization | 1,411 | 1,215 | 1,032
Operating income (loss) | 40,530 | 11,479 | 33,025
Advanced Technology |  |  |
Segment Reporting Information [Line Items] |  |  |
Product revenues |  |  | 608
Depreciation and amortization | 427 | 478 | 560
Operating income (loss) | (6,561) | (6,571) | (6,872)
W.E.T |  |  |
Segment Reporting Information [Line Items] |  |  |
Product revenues | 518,832 | 422,714 | 237,248
Depreciation and amortization | 28,238 | 27,747 | 20,900
Operating income (loss) | 41,784 | 50,980 | 10,866
Reconciling Items |  |  |
Segment Reporting Information [Line Items] |  |  |
Depreciation and amortization | 1,173 | 1,187 | 790
Operating income (loss) | $ (26,173) | $ (19,830) | $ (19,211)

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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: 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 Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(a)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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