Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

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=6880815&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

Name:	us-gaap_SalesRevenueGoodsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Gain on Disposal of Discontinued Operations - Additional Item (Detail) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Significant Acquisitions and Disposals [Line Items]
Net Sales Price	$ 566,495	$ 991,134	$ 2,071,122	$ 2,358,223
Which was paid at closing
Significant Acquisitions and Disposals [Line Items]
Net Sales Price			8,345,793
Which will be received only if TDG achieves certain quarterly and annual revenue targets from sales of goods and services to military, defense and security organizations.
Significant Acquisitions and Disposals [Line Items]
Net Sales Price	$ 2,500,000		$ 2,500,000