Statements of Changes in Shareholders' Equity - USD ($) |
Total |
ProShares Short VIX Short-Term Futures ETF [Member] |
ProShares Ultra Bloomberg Crude Oil [Member] |
ProShares Ultra Bloomberg Natural Gas [Member] |
ProShares Ultra Euro [Member] |
ProShares Ultra Gold [Member] |
ProShares Ultra Silver [Member] |
ProShares Ultra VIX Short-Term Futures ETF [Member] |
ProShares Ultra Yen [Member] |
ProShares UltraShort Bloomberg Crude Oil [Member] |
ProShares UltraShort Bloomberg Natural Gas [Member] |
ProShares UltraShort Euro [Member] |
ProShares UltraShort Gold [Member] |
ProShares UltraShort Silver [Member] |
ProShares UltraShort Yen [Member] |
ProShares VIX Mid-Term Futures ETF [Member] |
ProShares VIX Short-Term Futures ETF [Member] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Shareholders' equity, beginning of period at Dec. 31, 2024 | $ 3,025,133,601 | $ 266,090,233 | $ 523,420,064 | $ 396,081,499 | $ 5,751,156 | $ 289,709,332 | $ 562,083,293 | $ 284,452,060 | $ 44,505,646 | $ 121,997,334 | $ 260,940,143 | $ 41,892,674 | $ 16,624,428 | $ 23,752,619 | $ 26,080,295 | $ 28,111,210 | $ 133,641,615 |
| Addition of shares | 7,387,912,135 | 713,832,219 | 342,452,798 | 1,029,287,052 | 2,513,699 | 346,724,313 | 402,233,812 | 1,849,646,517 | 26,787,301 | 322,257,722 | 1,589,675,595 | 10,400,342 | 307,975,402 | 80,052,403 | 10,847,681 | 20,545,980 | 332,679,299 |
| Redemption of shares | (7,359,816,432) | (699,663,184) | (395,225,383) | (1,176,881,196) | (1,028,737) | (297,337,041) | (484,819,747) | (1,643,522,618) | (13,671,677) | (369,844,906) | (1,541,672,674) | (12,757,273) | (252,430,165) | (59,657,798) | (12,866,644) | (32,703,907) | (365,733,482) |
| Net addition (redemption) of shares | 28,095,703 | 14,169,035 | (52,772,585) | (147,594,144) | 1,484,962 | 49,387,272 | (82,585,935) | 206,123,899 | 13,115,624 | (47,587,184) | 48,002,921 | (2,356,931) | 55,545,237 | 20,394,605 | (2,018,963) | (12,157,927) | (33,054,183) |
| Net investment income (loss) | 41,766,036 | 3,906,240 | 4,721,193 | 3,041,429 | 84,153 | 6,751,521 | 9,008,749 | 2,227,608 | 817,655 | 2,212,411 | 5,201,181 | 482,445 | 657,204 | 260,570 | 310,658 | 360,994 | 1,722,025 |
| Net realized gain (loss) | 653,081,996 | (17,634,393) | (13,075,023) | 210,262,895 | 777,150 | 144,586,702 | 153,909,618 | 155,964,717 | 3,070,845 | 41,143,529 | (97,235,066) | (5,567,827) | 2,403,495 | (6,436,218) | (1,296,927) | 5,434,266 | 76,774,233 |
| Change in net unrealized appreciation (depreciation) | (96,121,534) | 13,394,285 | (41,800,136) | (127,033,885) | 610,648 | (5,429,584) | 65,780,286 | (69,359,376) | 4,951,669 | 17,511,380 | 66,357,458 | (2,883,349) | 1,607,812 | (2,560,601) | (2,515,360) | (210,933) | (14,541,848) |
| Net income (loss) | 598,726,498 | (333,868) | (50,153,966) | 86,270,439 | 1,471,951 | 145,908,639 | 228,698,653 | 88,832,949 | 8,840,169 | 60,867,320 | (25,676,427) | (7,968,731) | 4,668,511 | (8,736,249) | (3,501,629) | 5,584,327 | 63,954,410 |
| Shareholders' equity, end of period at Jun. 30, 2025 | 3,651,955,802 | 279,925,400 | 420,493,513 | 334,757,794 | 8,708,069 | 485,005,243 | 708,196,011 | 579,408,908 | 66,461,439 | 135,277,470 | 283,266,637 | 31,567,012 | 76,838,176 | 35,410,975 | 20,559,703 | 21,537,610 | 164,541,842 |
| Shareholders' equity, beginning of period at Mar. 31, 2025 | 3,573,878,847 | 232,107,856 | 432,463,827 | 232,237,503 | 5,111,473 | 480,619,425 | 717,992,459 | 323,381,943 | 61,327,343 | 179,185,227 | 573,853,468 | 33,912,850 | 45,122,935 | 32,867,619 | 26,449,371 | 34,246,807 | 162,998,741 |
| Addition of shares | 3,965,828,522 | 607,449,230 | 196,937,660 | 689,968,536 | 2,513,699 | 250,023,550 | 198,521,933 | 968,627,629 | 8,043,589 | 164,503,631 | 423,029,768 | 8,827,978 | 265,960,947 | 43,067,889 | 4,171,255 | 418,368 | 133,762,860 |
| Redemption of shares | (4,058,920,811) | (575,729,990) | (141,207,874) | (491,435,042) | 0 | (274,237,408) | (238,571,882) | (680,802,268) | (7,047,974) | (255,467,536) | (921,560,230) | (5,922,649) | (246,529,689) | (39,837,163) | (8,367,603) | (16,178,756) | (156,024,747) |
| Net addition (redemption) of shares | (93,092,289) | 31,719,240 | 55,729,786 | 198,533,494 | 2,513,699 | (24,213,858) | (40,049,949) | 287,825,361 | 995,615 | (90,963,905) | (498,530,462) | 2,905,329 | 19,431,258 | 3,230,726 | (4,196,348) | (15,760,388) | (22,261,887) |
| Net investment income (loss) | 21,156,872 | 2,458,621 | 2,227,570 | 1,224,122 | 50,493 | 3,895,862 | 4,551,855 | 1,151,011 | 426,548 | 819,688 | 2,395,490 | 224,338 | 504,356 | 148,415 | 155,622 | 159,534 | 763,347 |
| Net realized gain (loss) | 406,051,436 | 2,460 | (28,591,884) | (12,342,333) | 616,633 | 86,158,116 | 99,198,831 | 56,043,330 | 1,428,203 | 32,209,630 | 124,592,646 | (3,936,874) | 5,846,099 | (3,327,232) | (1,138,233) | 4,727,074 | 44,564,970 |
| Change in net unrealized appreciation (depreciation) | (256,039,064) | 13,637,223 | (41,335,786) | (84,894,992) | 415,771 | (61,454,302) | (73,497,185) | (88,992,737) | 2,283,730 | 14,026,830 | 80,955,495 | (1,538,631) | 5,933,528 | 2,491,447 | (710,709) | (1,835,417) | (21,523,329) |
| Net income (loss) | 171,169,244 | 16,098,304 | (67,700,100) | (96,013,203) | 1,082,897 | 28,599,676 | 30,253,501 | (31,798,396) | 4,138,481 | 47,056,148 | 207,943,631 | (5,251,167) | 12,283,983 | (687,370) | (1,693,320) | 3,051,191 | 23,804,988 |
| Shareholders' equity, end of period at Jun. 30, 2025 | 3,651,955,802 | 279,925,400 | 420,493,513 | 334,757,794 | 8,708,069 | 485,005,243 | 708,196,011 | 579,408,908 | 66,461,439 | 135,277,470 | 283,266,637 | 31,567,012 | 76,838,176 | 35,410,975 | 20,559,703 | 21,537,610 | 164,541,842 |
| Shareholders' equity, beginning of period at Dec. 31, 2025 | 5,724,069,329 | 242,351,037 | 383,037,987 | 534,978,667 | 5,925,856 | 1,014,686,941 | 2,237,285,267 | 400,406,136 | 48,665,350 | 89,466,390 | 144,377,091 | 35,498,605 | 81,475,214 | 197,022,578 | 35,516,416 | 45,911,058 | 227,464,736 |
| Addition of shares | 12,755,830,010 | 48,766,747 | 850,023,608 | 1,440,168,864 | 679,857 | 586,508,968 | 2,758,493,582 | 1,122,948,429 | 2,802,959 | 2,540,536,711 | 1,484,968,891 | 14,516,429 | 251,050,672 | 1,400,645,349 | 18,289,295 | 26,135,956 | 209,293,693 |
| Redemption of shares | (13,191,150,482) | (81,354,053) | (1,229,553,051) | (1,823,049,260) | (1,308,702) | (822,626,373) | (2,577,128,472) | (1,184,328,968) | (16,584,155) | (1,697,839,114) | (1,686,910,368) | (17,347,559) | (247,488,410) | (1,538,064,172) | (25,657,470) | (30,206,898) | (211,703,457) |
| Net addition (redemption) of shares | (435,320,472) | (32,587,306) | (379,529,443) | (382,880,396) | (628,845) | (236,117,405) | 181,365,110 | (61,380,539) | (13,781,196) | 842,697,597 | (201,941,477) | (2,831,130) | 3,562,262 | (137,418,823) | (7,368,175) | (4,070,942) | (2,409,764) |
| Net investment income (loss) | 59,610,568 | 1,834,409 | 4,053,242 | 3,348,050 | 66,317 | 12,208,361 | 21,434,839 | 1,577,002 | 490,931 | 7,157,719 | 1,497,836 | 413,787 | 1,088,696 | 1,526,826 | 354,812 | 602,664 | 1,955,077 |
| Net realized gain (loss) | (90,749,924) | 13,730,650 | 368,528,515 | 15,028,178 | (224,784) | (7,878,443) | (252,637,503) | (116,442,087) | (4,423,294) | (330,228,695) | 249,415,454 | 888,993 | 3,721,435 | 733,506 | 2,453,412 | (587,399) | (32,827,862) |
| Change in net unrealized appreciation (depreciation) | (692,782,517) | (3,781,548) | (64,126,188) | 136,933,487 | (188,584) | (142,007,741) | (917,573,769) | 23,175,576 | 234,335 | 272,945,806 | (53,365,642) | 1,292,682 | 21,345,466 | 29,367,087 | 64,832 | (1,563,390) | 4,465,074 |
| Net income (loss) | (723,921,873) | 11,783,511 | 308,455,569 | 155,309,715 | (347,051) | (137,677,823) | (1,148,776,433) | (91,689,509) | (3,698,028) | (50,125,170) | 197,547,648 | 2,595,462 | 26,155,597 | 31,627,419 | 2,873,056 | (1,548,125) | (26,407,711) |
| Shareholders' equity, end of period at Jun. 30, 2026 | 4,564,826,984 | 221,547,242 | 311,964,113 | 307,407,986 | 4,949,960 | 640,891,713 | 1,269,873,944 | 247,336,088 | 31,186,126 | 882,038,817 | 139,983,262 | 35,262,937 | 111,193,073 | 91,231,174 | 31,021,297 | 40,291,991 | 198,647,261 |
| Shareholders' equity, beginning of period at Mar. 31, 2026 | 6,186,097,088 | 183,969,223 | 602,898,547 | 378,628,694 | 6,347,565 | 1,053,863,221 | 1,852,945,623 | 295,275,255 | 45,015,244 | 989,256,741 | 206,828,508 | 36,987,692 | 118,571,176 | 141,592,802 | 29,016,468 | 71,221,078 | 173,679,251 |
| Addition of shares | 4,520,040,143 | 24,974,155 | 330,095,494 | 497,479,345 | 0 | 181,911,860 | 782,658,026 | 694,400,439 | 0 | 1,260,683,650 | 270,402,602 | 11,587,376 | 49,564,977 | 230,219,092 | 7,972,606 | 1,544,620 | 176,545,900 |
| Redemption of shares | (4,939,377,226) | (36,036,085) | (581,287,625) | (544,126,198) | (1,308,702) | (357,442,229) | (566,632,417) | (493,832,245) | (11,873,977) | (1,470,380,795) | (365,948,931) | (14,516,635) | (84,426,251) | (325,401,961) | (8,026,161) | (22,526,287) | (55,610,726) |
| Net addition (redemption) of shares | (419,337,083) | (11,061,930) | (251,192,131) | (46,646,853) | (1,308,702) | (175,530,369) | 216,025,609 | 200,568,194 | (11,873,977) | (209,697,145) | (95,546,329) | (2,929,259) | (34,861,274) | (95,182,869) | (53,555) | (20,981,667) | 120,935,174 |
| Net investment income (loss) | 33,071,144 | 1,008,388 | 2,674,827 | 1,644,562 | 34,285 | 5,670,440 | 11,276,436 | 824,272 | 249,161 | 5,902,089 | 645,094 | 241,511 | 665,962 | 783,212 | 194,068 | 292,017 | 964,820 |
| Net realized gain (loss) | (1,095,488,840) | 32,421,061 | 145,524,039 | (57,377,925) | (45,142) | (236,731,105) | (612,192,543) | (192,467,810) | (1,505,101) | (233,392,515) | 69,531,049 | 276,107 | 18,754,588 | 38,498,831 | 1,084,676 | (1,140,314) | (66,726,736) |
| Change in net unrealized appreciation (depreciation) | (139,515,325) | 15,210,500 | (187,941,169) | 31,159,508 | (78,046) | (6,380,474) | (198,181,181) | (56,863,823) | (699,201) | 329,969,647 | (41,475,060) | 686,886 | 8,062,621 | 5,539,198 | 779,640 | (9,099,123) | (30,205,248) |
| Net income (loss) | (1,201,933,021) | 48,639,949 | (39,742,303) | (24,573,855) | (88,903) | (237,441,139) | (799,097,288) | (248,507,361) | (1,955,141) | 102,479,221 | 28,701,083 | 1,204,504 | 27,483,171 | 44,821,241 | 2,058,384 | (9,947,420) | (95,967,164) |
| Shareholders' equity, end of period at Jun. 30, 2026 | $ 4,564,826,984 | $ 221,547,242 | $ 311,964,113 | $ 307,407,986 | $ 4,949,960 | $ 640,891,713 | $ 1,269,873,944 | $ 247,336,088 | $ 31,186,126 | $ 882,038,817 | $ 139,983,262 | $ 35,262,937 | $ 111,193,073 | $ 91,231,174 | $ 31,021,297 | $ 40,291,991 | $ 198,647,261 |