Investments in Affiliates

9 Months Ended

Sep. 30, 2017

Investments In And Advances To Affiliates Schedule Of Investments [Abstract]

Investments in Affiliates

Note 8 – Investments in Affiliates

          The Fund's investment adviser also serves as the adviser for PowerShares Treasury Collateral Portfolio, and therefore,

PowerShares Treasury Collateral Portfolio is considered to be affiliated with the Fund. The following is a summary of the transactions in, and earnings from, investments in PowerShares Treasury Collateral Portfolio for the Three and Nine Months Ended September 30, 2017.

	Value 06/30/2017		Purchases at Cost		Proceeds from Sales		Change in Unrealized Appreciation (Depreciation)			Realized Gain (Loss)			Value 09/30/2017			Dividend Income
PowerShares Treasury Collateral Portfolio	$	—	$	80,006,724	$	—		$	121,726		$	—		$	80,128,450		$	—

	Value 12/31/2016		Purchases at Cost		Proceeds from Sales		Change in Unrealized Appreciation (Depreciation)			Realized Gain (Loss)			Value 09/30/2017			Dividend Income
PowerShares Treasury Collateral Portfolio	$	—	$	80,006,724	$	—		$	121,726		$	—		$	80,128,450		$	—