XML 42 R30.htm IDEA: XBRL DOCUMENT v2.4.0.6

Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2011

Commitments and Contingencies

Schedule of future minimum lease payments under non-cancelable operating leases

Year Ended December 31,
2012		$21,045
2013		18,707
2014		17,800
2015		16,411
2016		13,160
Thereafter		35,318
		$122,441

Schedule of future minimum commitments under agreement with executive officers and key employees

Year Ended December 31,
2012		$6,598
2013		6,109
2014		1,661
		$14,368

X

- Definition

Tabular disclosure of the information relating to the future minimum commitments under an agreement by the entity with executive officers and key employees.

+ References

No definition available.

+ Details

Name:	int_ScheduleOfFutureMinimumCommitmentsUnderAgreementWithExecutiveOfficersAndKeyEmployeesTableTextBlock
Namespace Prefix:	int_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date.

+ References

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

-Topic 840

-SubTopic 20

-Publisher FASB

-Number

-Article

-Subparagraph

-Name Accounting Standards Codification

-Paragraph 2

-Section 50

-URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41502-112717

+ Details

Name:	us-gaap_ScheduleOfFutureMinimumRentalPaymentsForOperatingLeasesTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration