Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Subparagraph a

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Name:	us-gaap_AccountsPayableCurrent
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Related Party Transactions (Details) (USD $)				3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended
Related Party Transactions (Details) (USD $)	Sep. 30, 2011	Jul. 31, 2011	Dec. 31, 2010	Sep. 30, 2011 Acqutek [Member]	Sep. 30, 2011 Acqutek [Member]	Sep. 30, 2010 Acqutek [Member] Board of Directors Chairman [Member]	Sep. 30, 2010 Acqutek [Member] Board of Directors Chairman [Member]	Dec. 31, 2010 Acqutek [Member] Board of Directors Chairman [Member]
Related Party Transaction [Line Items]
Related Party Investment, Ownership Percentage								16.20%
Payments For Inventory				$ 1,100,000	$ 3,700,000	$ 1,900,000	$ 8,400,000
Accounts Payable, Current	$ 470,146,000		$ 443,333,000	$ 700,000	$ 700,000			$ 1,200,000
Related Party Percentage Of Ownership Shares Sold		100.00%