Condensed Statements of Changes in Members Capital (USD $)	3 Months Ended				12 Months Ended	3 Months Ended		12 Months Ended	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013 Members [Member] Aspect Series [Member]	Mar. 31, 2012 Members [Member] Aspect Series [Member]	Dec. 31, 2013 Members [Member] Aspect Series [Member]	Mar. 31, 2013 Sponsor [Member] Aspect Series [Member]	Mar. 31, 2012 Sponsor [Member] Aspect Series [Member]	Dec. 31, 2013 Sponsor [Member] Aspect Series [Member]	Mar. 31, 2013 Aspect Series [Member]	Mar. 31, 2012 Aspect Series [Member]
Members’ capital start of period	$ 75,391,255	$ 80,093,668	$ 75,382,045	$ 80,083,121	$ 75,382,045	$ 9,210	$ 10,547	$ 9,210	$ 75,391,255	$ 80,093,668
Members’ capital start of period (in Shares)	66,466.72	61,662.64	66,458.60	61,654.52	66,458.60	8.12	8.12	8.12	66,466.72	61,662.64
Members’ subscriptions	771,201	5,761,420	771,201	5,761,420					771,201	5,761,420
Members’ subscriptions (in Shares)	677.19	4,385.37	677.19	4,385.37					677.19	4,385.37
Members’ redemptions	(10,411,434)	(1,288,664)	(10,411,434)	(1,288,664)					(10,411,434)	(1,288,664)
Members’ redemptions (in Shares)	(9,058.07)	(973.88)	(9,058.07)	(973.88)					(9,058.07)	(973.88)
Net investment income/(loss)	(977,107)	(1,285,055)	(976,982)	(1,284,892)		(125)	(163)		(977,107)	(1,285,055)
Net realized and unrealized gain/(loss) allocated from AlphaMetrix Aspect Fund - MT0001	1,729,521	1,721,102	1,729,309	1,720,879		212	223		1,729,521	1,721,102
Members’ capital end of period	$ 66,503,436	$ 85,002,471	$ 66,494,139	$ 84,991,864		$ 9,297	$ 10,607		$ 66,503,436	$ 85,002,471
Members’ capital end of period (in Shares)	58,085,840,000	65,074,130,000	58,077,720,000	65,066,010,000		8,120,000	8,120,000		58,085,840,000	65,074,130,000
Net asset value per unit start of period (in Dollars per Item)			1,134.271	1,298.901	1,134.271	1,134.271	1,298.901	1,134.271
Change in net asset value per unit (in Dollars per Item)	10.65	7.34		7.340	10.645		7.340	10.645
Net asset value per unit end of period (in Dollars per Item)			1,144.916	1,306.241		1,144.916	1,306.241

AlphaMetrix Managed Futures LLC 10-Q