Selected Quarterly Financial Data - Schedule of Selected Unaudited Quarterly Financial Data (Detail) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Capital Unit [Line Items]
Net realized and unrealized trading gains (losses) net of ongoing selling agent fees and clearing fees including interest income	$ 253,147	$ 64,810	$ 351,253	$ (24,324)	$ 212,255	$ 318,969	$ 231,271	$ 438,118
Net income (loss) before allocation to Special Limited Partner	(1,712)	(216,311)	57,656	(347,593)	(102,969)	(47,029)	(152,642)	31,325
Net income (loss) after allocation to Special Limited Partner	$ (1,712)	$ (216,311)	$ 57,656	$ (347,593)	$ (102,969)	$ (47,029)	$ (152,642)	$ 31,325	$ (507,960)	$ (271,315)	$ 1,505,615
Class A Unit [Member]
Capital Unit [Line Items]
Increase (decrease) in net asset value per unit	$ 0.25	$ (10.05)	$ 2.71	$ (13.43)	$ (3.72)	$ (1.72)	$ (4.74)	$ 1.48
Class D Unit [Member]
Capital Unit [Line Items]
Increase (decrease) in net asset value per unit	$ 4.50	$ (6.80)	$ 7.25	$ (10.39)	$ (0.50)	$ 2.50	$ (0.78)	$ 5.97

MANAGED FUTURES PREMIER WARRINGTON L.P. 10-K