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Purchase Price Allocation Based on Fair Value of Assets Acquired and Liabilities Assumed, Triumph (Detail) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Aug. 17, 2012 Triumph Engineering Corporation and Triumph On-Demand Inc
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Business Acquisition [Line Items] |  |  |  |
Purchase price |  |  |  | $ 5,446
Acquisition related costs included in selling, general and administrative expenses |  |  |  | 134
Recognized amounts of identifiable assets acquirred and liabilities assumed |  |  |  |
Cash and cash equivalents |  |  |  | 312
Current assets |  |  |  | 1,708
Tangible fixed assets |  |  |  | 175
Intangible assets |  |  |  | 382
Deferred tax asset/ (liability), net |  |  |  | (565)
Current liabilities |  |  |  | (720)
Short term borrowing |  |  |  | (350)
Total identifiable net assets acquired |  |  |  | 942
Goodwill | 950,424 | 956,064 | 925,339 | 4,504
Total |  |  |  | $ 5,446

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- Definition The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed. It does not include the direct cost of acquisition. + References No definition available. + Details
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 + Details
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