Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2012

Net Unrealized Gains And Losses on Open Contracts, Disclosures [Line Items]

Net Unrealized Gain (Loss) on Open Contracts

Charter Campbell

	Net Unrealized Gains (Losses) on Open Contracts					Longest Maturities
Year	Exchange-Traded		Off-Exchange-Traded	Total		Exchange-Traded	Off-Exchange-Traded
	$		$	$
2012	(2,010,679	)	905,178	(1,105,501	)	Sep. 2014	Mar. 2013
2011	(1,240,461	)	1,330,410	89,949		Sep. 2013	Mar. 2012

Morgan Stanley Smith Barney Charter Aspect L.P. [Member]

Net Unrealized Gains And Losses on Open Contracts, Disclosures [Line Items]

Net Unrealized Gain (Loss) on Open Contracts

Charter Aspect

	Net Unrealized Gains on Open Contracts			Longest Maturities
Year	Exchange-Traded	Off-Exchange-Traded	Total	Exchange-Traded	Off-Exchange-Traded
	$	$	$
2012	1,517,757	99,717	1,617,474	Jun. 2015	Jan. 2013
2011	2,898,002	78,075	2,976,077	Jun. 2014	Jan. 2012

Morgan Stanley Smith Barney Charter WNT L.P. [Member]

Net Unrealized Gains And Losses on Open Contracts, Disclosures [Line Items]

Net Unrealized Gain (Loss) on Open Contracts

Charter WNT

	Net Unrealized Gains on Open Contracts			Longest Maturities
Year	Exchange-Traded	Off-Exchange-Traded	Total	Exchange-Traded	Off-Exchange-Traded
	$	$	$
2012	612,211	75,501	687,712	Dec. 2015	May 2013
2011	1,467,409	9,148	1,476,557	Mar. 2014	Mar. 2012