v3.22.2

Statements of Financial Condition (Parenthetical) - U.S. Government Agencies Short-term Debt Securities [Member] - USD ($) | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Short-term U.S. government and agency obligations, cost | $ 2,087,271,449 | $ 2,505,722,885
ProShares Short VIX Short-Term Futures ETF [Member] |  |
Short-term U.S. government and agency obligations, cost | 151,906,089 | 147,851,244
ProShares Ultra Bloomberg Crude Oil [Member] |  |
Short-term U.S. government and agency obligations, cost | 527,457,948 | 848,800,309
ProShares Ultra Bloomberg Natural Gas [Member] |  |
Short-term U.S. government and agency obligations, cost | 105,954,114 | 90,936,719
ProShares Ultra Euro [Member] |  |
Short-term U.S. government and agency obligations, cost | 4,695,823 | 998,130
ProShares Ultra Gold [Member] |  |
Short-term U.S. government and agency obligations, cost | 208,875,314 | 207,964,168
ProShares Ultra Silver [Member] |  |
Short-term U.S. government and agency obligations, cost | 290,825,356 | 451,896,236
ProShares Ultra VIX Short-Term Futures ETF [Member] |  |
Short-term U.S. government and agency obligations, cost | 243,860,580 | 221,725,609
ProShares Ultra Yen [Member] |  |
Short-term U.S. government and agency obligations, cost | 998,111 | 0
ProShares UltraShort Bloomberg Crude Oil [Member] |  |
Short-term U.S. government and agency obligations, cost | 232,892,020 | 55,932,300
ProShares UltraShort Bloomberg Natural Gas [Member] |  |
Short-term U.S. government and agency obligations, cost | 59,954,167 | 123,855,553
ProShares UltraShort Euro [Member] |  |
Short-term U.S. government and agency obligations, cost | 19,986,920 | 46,968,288
ProShares UltraShort Gold [Member] |  |
Short-term U.S. government and agency obligations, cost | 13,992,602 | 25,984,097
ProShares UltraShort Silver [Member] |  |
Short-term U.S. government and agency obligations, cost | 12,996,113 | 22,995,121
ProShares UltraShort Yen [Member] |  |
Short-term U.S. government and agency obligations, cost | 10,994,894 | 20,990,068
ProShares VIX Mid-Term Futures ETF [Member] |  |
Short-term U.S. government and agency obligations, cost | 31,975,556 | 85,937,303
ProShares VIX Short-Term Futures ETF [Member] |  |
Short-term U.S. government and agency obligations, cost | $ 169,905,842 | $ 150,887,871

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- Definition Cost of the investment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section 50 -Paragraph 6 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=99383244&loc=d3e12121-115841 + Details
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