Condensed Statements of Changes in Members' Capital (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Members’ capital start of period			$ 63,850,122	$ 59,508,061
Members’ capital start of period (in Shares)			50,286.04	52,355.78
Members’ subscriptions			13,669,211	3,234,075
Members’ subscriptions (in Shares)			10,758.32	2,839.63
Members’ redemptions			(4,325,176)	(5,333,204)
Members’ redemptions (in Shares)			(3,440.77)	(4,596.42)
Net investment income/(loss)	(966,597)	(822,290)	(1,944,891)	(1,637,734)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001	(1,845,662)	274,593	(1,158,040)	2,802,571
Members’ capital end of period	70,091,226	58,573,769	70,091,226	58,573,769
Members’ capital end of period (in Shares)	57,603.59	50,598.99	57,603.59	50,598.99
Aspect Series [Member]
Members’ capital start of period			63,850,122
Net investment income/(loss)	(966,597)	(822,290)	(1,944,891)	(1,637,734)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001	(1,845,662)	274,593	(1,158,040)	2,802,571
Members’ capital end of period	70,091,226		70,091,226
Aspect Series [Member] | Members [Member]
Members’ capital start of period			63,839,812	59,498,830
Members’ capital start of period (in Shares)			50,277.92	52,347.66
Members’ subscriptions			13,669,211	3,234,075
Members’ subscriptions (in Shares)			10,758.32	2,839.63
Members’ redemptions			(4,325,176)	(5,333,204)
Members’ redemptions (in Shares)			(3,440.77)	(4,596.42)
Net investment income/(loss)			(1,944,607)	(1,637,479)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001			(1,157,893)	2,802,147
Members’ capital end of period	70,081,347	58,564,369	70,081,347	58,564,369
Members’ capital end of period (in Shares)	57,595.47	50,590.87	57,595.47	50,590.87
Net asset value per unit start of period			1,269.739	1,136.609
Change in net asset value per unit			(52.953)	20.998
Net asset value per unit end of period	1,216.786	1,157.607	1,216.786	1,157.607
Aspect Series [Member] | Sponsor [Member]
Members’ capital start of period			10,310	9,231
Members’ capital start of period (in Shares)			8.12	8.12
Net investment income/(loss)			(284)	(255)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001			(147)	424
Members’ capital end of period	9,879	9,400	9,879	9,400
Members’ capital end of period (in Shares)	8.12	8.12	8.12	8.12
Net asset value per unit start of period			1,269.739	1,136.609
Change in net asset value per unit			(52.953)	20.998
Net asset value per unit end of period	1,216.786	1,157.607	1,216.786	1,157.607
Aspect Series [Member]
Members’ capital start of period			63,850,122	59,508,061
Members’ capital start of period (in Shares)			50,286.04	52,355.78
Members’ subscriptions			13,669,211	3,234,075
Members’ subscriptions (in Shares)			10,758.32	2,839.63
Members’ redemptions			(4,325,176)	(5,333,204)
Members’ redemptions (in Shares)			(3,440.77)	(4,596.42)
Net investment income/(loss)			(1,944,891)	(1,637,734)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001			(1,158,040)	2,802,571
Members’ capital end of period	$ 70,091,226	$ 58,573,769	$ 70,091,226	$ 58,573,769
Members’ capital end of period (in Shares)	57,603.59	50,598.99	57,603.59	50,598.99