XML 34 R30.htm IDEA: XBRL DOCUMENT v2.4.0.6

Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2012

Fair Value Measurements [Abstract]

The assets accounted for at fair value on a recurring basis

		Fair Value Measurements As of September 30, 2012
		Level 1				Level 2				Level 3				Total
Cash and cash equivalents		$	365,675			$	—			$	—			$	365,675
Restricted cash and cash equivalents			95,135				—				—				95,135
Trading portfolio:
Debt securities:
U.S. government obligations and agencies			—				4,008				—				4,008
Equity securities:
Common stock:
Metals and mining			9,197				38				—				9,235
Energy			8,067				—				—				8,067
Other			9,989				—				—				9,989
Exchange-traded and mutual funds:
Metals and mining			6,527				—				—				6,527
Agriculture			7,015				—				—				7,015
Energy			2,935				—				—				2,935
Indices			5,107				—				—				5,107
Non-hedging derivative asset			—				101				—				101
Other investments			317				—				—				317
Total trading portfolio investments			49,154				4,147				—				53,301
Total investments		$	509,964			$	4,147			$	—			$	514,111
		Fair Value Measurements As of December 31, 2011
		Level 1				Level 2				Level 3				Total
Cash and cash equivalents		$	229,685			$	—			$	—			$	229,685
Restricted cash and cash equivalents			78,312				—				—				78,312
Trading portfolio:
Debt securities:
U.S. government obligations and agencies			174				3,627				—				3,801
Equity securities:
Common stock:
Metals and mining			38,816				—				—				38,816
Energy			4,999				—				—				4,999
Other			6,927				18				—				6,945
Exchange-traded and mutual funds:
Metals and mining			25,997				—				—				25,997
Agriculture			16,878				—				—				16,878
Indices			1,710				—				—				1,710
Non-hedging derivative asset			—				123				—				123
Other investments			371				—				—				371
Total trading portfolio investments			95,872				3,768				—				99,640
Total investments		$	403,869			$	3,768			$	—			$	407,637

Summarizes the carrying value and estimated fair values of the financial instruments not carried at fair value

		As of September 30, 2012
		Carrying value				(Level 3) Estimated Fair Value
Liabilities:
Long-term debt		$	20,588			$	18,423
		As of December 31, 2011
		Carrying value				(Level 3) Estimated Fair Value
Liabilities:
Long-term debt		$	21,691			$	18,775

X

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 6

-Footnote 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 32

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

+ Details

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

X

- Details

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

X

- Definition

Tabular disclosure of information pertaining to carrying amount and estimated fair value of short-term and long-term debt instruments or arrangements, including but not limited to, identification of terms, features, and collateral requirements.

+ References

No definition available.

+ Details

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