Organization - Additional Information (Detail) - USD ($)	1 Months Ended	12 Months Ended
	Jan. 23, 2008	Dec. 31, 2019	Dec. 31, 2018
Organization [Line Items]
General units of the fund (in units)		50	50
Number of shares for creation and redemption from fund by authorized participants in specified quantity		50,000
WisdomTree Continuous Commodity Index Master Fund [Member]
Organization [Line Items]
General units of the fund (in units)		50	50
Capital contribution in exchange for general units issued		$ 1,500
Value of shares offered for investment operations	$ 10,500,000
Number of shares offered for investment operations (in shares)	350,000