Basis of Presentation and Summary of Significant Accounting Policies - Statements of Income and Expenses and Changes in Partners' Capital (Detail) - USD ($)

3 Months Ended

6 Months Ended

Jun. 30, 2018

Jun. 30, 2017

Jun. 30, 2018

Jun. 30, 2017

Investment Income:

Interest income

$ 17,246

$ 11,236

$ 34,657

$ 19,952

Expenses:

Professional fees

32,305

31,881

64,972

64,104

Total expenses

106,025

124,228

218,929

258,061

Net investment income (loss)

(88,779)

(112,992)

(184,272)

(238,109)

Net gains (losses) on trading of commodity interests:

Net realized gains (losses) on closed contracts

(349,406)

(263,988)

(348,803)

(467,397)

Net change in unrealized gains (losses) on open contracts

98,526

(213,701)

184,124

(337,394)

Total Trading Results

(250,880)

(477,689)

(164,679)

(804,791)

Net income (loss)

(339,659)

(590,681)

(348,951)

(1,042,900)

Net increase (decrease) in Partners' Capital

(516,217)

(972,856)

(825,404)

(1,983,810)

Partners' Capital, beginning of period

6,161,049

8,000,734

6,470,236

9,011,688

Partners' Capital, end of period

$ 5,644,832

$ 7,027,878

$ 5,644,832

$ 7,027,878

Net asset value per Redeemable Unit, end of period

$ 1,160.62

$ 1,150.94

$ 1,160.62

$ 1,150.94

Net income (loss) per Redeemable Unit

^[1]

$ (69.30)

$ (93.87)

$ (73.84)

$ (161.84)

Weighted average Redeemable Units outstanding

4,960.2919

6,311.5779

5,045.8225

6,509.2532

CMF Aspect Master Fund L.P. [Member]

Investment Income:

Interest income

$ 44,921

$ 67,220

$ 91,403

$ 118,343

Expenses:

Clearing fees

13,597

27,607

28,789

53,794

Professional fees

17,000

15,947

34,195

31,892

Total expenses

30,597

43,554

62,984

85,686

Net investment income (loss)

14,324

23,666

28,419

32,657

Net gains (losses) on trading of commodity interests:

Net realized gains (losses) on closed contracts

(906,149)

(929,222)

(890,003)

(965,852)

Net change in unrealized gains (losses) on open contracts

260,870

(919,405)

495,462

(1,686,682)

Total Trading Results

(645,279)

(1,848,627)

(394,541)

(2,652,534)

Net income (loss)

(630,955)

(1,824,961)

(366,122)

(2,619,877)

Subscriptions - Limited Partners

2,793,227

250,000

Redemptions - Limited Partners

(686,066)

(3,583,689)

(2,281,674)

(11,574,309)

Distribution of interest income to feeder funds

(32,190)

(67,220)

(67,515)

(117,239)

Net increase (decrease) in Partners' Capital

(1,349,211)

(5,475,870)

77,916

(14,061,425)

Partners' Capital, beginning of period

16,124,038

45,043,813

14,696,911

53,629,368

Partners' Capital, end of period

$ 14,774,827

$ 39,567,943

$ 14,774,827

$ 39,567,943

Net asset value per Redeemable Unit, end of period

$ 2,867.40

$ 2,729.01

$ 2,867.40

$ 2,729.01

Net income (loss) per Redeemable Unit

$ (123.44)

$ (123.74)

$ (88.01)

$ (173.77)

Weighted average Redeemable Units outstanding

5,272.7207

15,043.1559

5,469.4314

15,731.0467

[1]	Represents the change in net asset value per Redeemable Unit during the period.

GLOBAL DIVERSIFIED FUTURES FUND L.P. 10-Q