STATEMENTS OF FINANCIAL CONDITION (Unaudited) (USD $)	Jun. 30, 2013	Dec. 31, 2012
ASSETS
Investments	$ 21,717,918	$ 17,030,434
Trading Equity:
Unrestricted cash	95,127	6,788,072
Restricted cash	26,447	0
Total cash	121,574	6,788,072
Net unrealized gain (loss) on open contracts (MS&Co.)	(109,718)	43,205
Total Trading Equity	21,729,774	23,861,711
Interest receivable (MS&Co.)	608	710
Total Assets	21,730,382	23,862,421
Liabilities:
Redemptions payable	268,184	422,017
Accrued incentive fee	98,426	0
Accrued brokerage fees (MS&Co.)	84,079	90,602
Accrued management fees	31,407	36,617
Total Liabilities	482,096	549,236
Partners' Capital:
Limited Partners (2,710,916.535 and 3,043,048.335 Units, respectively)	20,970,751	23,041,527
General Partner (35,877.343 and 35,877.343 Units, respectively)	277,535	271,658
Total Partners' Capital	21,248,286	23,313,185
Total Liabilities and Partners' Capital	21,730,382	23,862,421
NET ASSET VALUE PER UNIT (in dollars per unit)	$ 7.74	$ 7.57
Cambridge Master Fund [Member]
ASSETS
Investments	12,412,946	6,920,831
KR Master Fund [Member]
ASSETS
Investments	$ 9,304,972	$ 10,109,603