Consolidated Statements of Cash Flows - PacifiCorp - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Net Income (Loss) Attributable to Parent	$ 1,130	$ 1,026
Increase (Decrease) in Allowance for Equity Funds Used During Construction	(35)	(130)
Deferred income taxes and amortization of investment tax credits	341	291
Increase (Decrease) in Regulatory Assets and Liabilities	21	(1)
Other Noncash Income (Expense)	3	(72)
Increase (Decrease) in Accounts Receivable and Other Operating Assets	(73)	(252)
Derivative collateral, net	(13)	23
Accounts payable and other liabilities	20	94
Net cash flows from operating activities	2,428	2,771
Capital expenditures	(1,813)	(2,103)
Other, net	(6)	(46)
Net cash flows from investing activities	(2,437)	(2,455)
Proceeds from Issuance of Long-term Debt	91	0
Net proceeds from (repayments of) short-term debt	(617)	(465)
Other, net	(31)	(39)
Net cash flows from financing activities	112	(642)
Net change in cash and cash equivalents	106	(330)
Cash and cash equivalents at beginning of period	721	1,108
Cash and cash equivalents at end of period	827	778
PacifiCorp [Member]
Net Income (Loss) Attributable to Parent	354	341
Utilities Operating Expense, Depreciation and Amortization	398	383
Increase (Decrease) in Allowance for Equity Funds Used During Construction	(14)	(14)
Deferred income taxes and amortization of investment tax credits	(5)	67
Increase (Decrease) in Regulatory Assets and Liabilities	24	53
Other Noncash Income (Expense)	1	0
Increase (Decrease) in Accounts Receivable and Other Operating Assets	60	55
Derivative collateral, net	(4)	7
Increase (Decrease) in Inventories	(12)	(38)
Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable	171	27
Accounts payable and other liabilities	56	(84)
Net cash flows from operating activities	1,029	797
Capital expenditures	(370)	(415)
Other, net	15	(9)
Net cash flows from investing activities	(355)	(424)
Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities	(53)	(55)
Net proceeds from (repayments of) short-term debt	(270)	(20)
Payments of Ordinary Dividends, Common Stock	(200)	(250)
Other, net	(1)	(1)
Net cash flows from financing activities	(524)	(326)
Net change in cash and cash equivalents	150	47
Cash and cash equivalents at beginning of period	17	12
Cash and cash equivalents at end of period	$ 167	$ 59