Combined Statements of Cash Flows (Unaudited) - USD ($)		9 Months Ended
		Mar. 31, 2021		Mar. 31, 2020
Cash flows provided by (used in) operating activities
Net income (loss)		$ 23,549,184		$ (4,189,881)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Net realized gain (loss) on investments		(30,637,189)		2,809,503
Change in net unrealized gain (loss) on investments		5,994,986		1,281,131
Change in operating assets and liabilities:
Sale (Purchase) of investments, net		27,210,630		1,484,761
Decrease in interest receivable		279		4,077
Increase (decrease) in receivable on open futures contracts				(2,856,535)
Decrease in options written, at fair value		(4,148)		(469)
Increase in payable on open futures contracts				2,049,897
Decrease in receivable on open futures contracts		6,005,445
Decrease in payable on open futures contracts		(5,144)
Increase (decrease) in due to Sponsor		51,966		24,177
Increase in other accrued expenses		312
Increase in other liabilities				9,680
Net cash provided by (used in) operating activities		32,166,321		616,341
Cash flows from financing activities
Proceeds from sale of shares		23,331,316		22,763,000
Paid on redemption of shares		(50,826,077)		(11,148,993)
Increase in payable for Fund shares redeemed		235,957
Net cash provided by (used in) financing activities		(27,258,804)		11,614,007
Net increase (decrease) in cash and restricted cash		4,907,517		12,230,348
Cash and restricted cash, beginning of period		28,222,274		3,197,026
Cash and restricted cash, end of period		33,129,791		15,427,374
BREAKWAVE DRY BULK SHIPPING ETF
Cash flows provided by (used in) operating activities
Net income (loss)		23,619,132		(3,735,069)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Net realized gain (loss) on investments		(30,666,327)		2,388,880
Change in net unrealized gain (loss) on investments		6,005,445		1,204,565
Change in operating assets and liabilities:
Sale (Purchase) of investments, net		22,349,540		(5,054,295)
Decrease in interest receivable		279		3,667
Increase (decrease) in receivable on open futures contracts				(2,856,535)
Decrease in options written, at fair value
Increase in payable on open futures contracts				1,976,295
Decrease in receivable on open futures contracts		6,005,445
Decrease in payable on open futures contracts
Increase (decrease) in due to Sponsor		56,145		29,594
Increase in other accrued expenses		312
Increase in other liabilities				9,680
Net cash provided by (used in) operating activities		27,369,971		(6,033,218)
Cash flows from financing activities
Proceeds from sale of shares		23,331,316		22,763,000
Paid on redemption of shares		(45,827,844)		(4,817,327)
Increase in payable for Fund shares redeemed		235,957
Net cash provided by (used in) financing activities		(22,260,571)		17,945,673
Net increase (decrease) in cash and restricted cash		5,109,400		11,912,455
Cash and restricted cash, beginning of period		28,020,391		2,831,566
Cash and restricted cash, end of period		33,129,791		14,744,021
SIT RISING RATE ETF
Cash flows provided by (used in) operating activities
Net income (loss)		(69,948)		(454,812)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Net realized gain (loss) on investments		29,138	[1]	420,623
Change in net unrealized gain (loss) on investments		(10,459)	[1]	76,566
Change in operating assets and liabilities:
Sale (Purchase) of investments, net		4,861,090		6,539,056
Decrease in interest receivable			[1]	410
Increase (decrease) in receivable on open futures contracts
Decrease in options written, at fair value		(4,148)	[1]	(469)
Increase in payable on open futures contracts				73,602
Decrease in receivable on open futures contracts	[1]
Decrease in payable on open futures contracts	[1]	(5,144)
Increase (decrease) in due to Sponsor		(4,179)	[1]	(5,417)
Increase in other accrued expenses	[1]
Increase in other liabilities
Net cash provided by (used in) operating activities		4,796,350	[1]	6,649,559
Cash flows from financing activities
Proceeds from sale of shares			[1]
Paid on redemption of shares		(4,998,233)	[1]	(6,331,666)
Net cash provided by (used in) financing activities		(4,998,233)	[1]	(6,331,666)
Net increase (decrease) in cash and restricted cash		(201,883)	[1]	317,893
Cash and restricted cash, beginning of period		201,883	[1]	365,460
Cash and restricted cash, end of period			[1]	$ 683,353

[1] Period from October 1, 2020 to October 30, 2020 - Sit Rising Rate ETF liquidated as of November 18, 2020.