The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

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

Name:	us-gaap_LongTermDebtPercentageBearingFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Financial Instruments and Fair Value Measurements (Details)	Jun. 30, 2012	Dec. 31, 2011
Loan Agreement [Member]
Interest Rate Risk [Abstract]
Fixed rate of interest (in hundredths)	4.98%
2012 Term Loan Member]
Interest Rate Risk [Abstract]
Fixed rate of interest (in hundredths)	3.90%
Credit Concentration Risk [Member]
Credit Risk [Abstract]
Number of customers that represented more than 10% of trade receivables	0	1