XML 71 R66.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Business Segment, Geographic Area, Product and Significant Customer Information - Schedule of Gross Profit (Loss) by Reportable Segment (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Operating Statistics [Line Items] |  |
Gross profit | $ 54,702 | $ 83,791
Advanced Manufacturing Capital Equipment [Member] |  |
Operating Statistics [Line Items] |  |
Gross profit | 34,836 | 57,838
Analytical Solutions Group [Member] |  |
Operating Statistics [Line Items] |  |
Gross profit | 7,448 | 8,100
Europe Region Sales & Service Operations [Member] |  |
Operating Statistics [Line Items] |  |
Gross profit | 3,191 | 4,151
Asia Region Sales & Service Operations [Member] |  |
Operating Statistics [Line Items] |  |
Gross profit | 8,831 | 11,861
Corporate, Eliminations and Other [Member] |  |
Operating Statistics [Line Items] |  |
Gross profit | $ 396 | $ 1,841

X
- Details
Name: | mksi_OperatingStatisticsLineItems
Namespace Prefix: | mksi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. + 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 210.5-03.1,2) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
Name: | us-gaap_GrossProfit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration