CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Assets:
Construction work in progress	$ 239,690	$ 310,318
Current assets:
Allowance for doubtful accounts	7,385	9,932
Common shareholder’s equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	1,000	1,000
Common stock, shares outstanding (in shares)	200	200
PUGET SOUND ENERGY, INC.
Assets:
Construction work in progress	239,690	310,318
Current assets:
Allowance for doubtful accounts	$ 7,472	$ 7,385
Common shareholder’s equity:
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	150,000,000	150,000,000,000
Common stock, shares outstanding (in shares)	85,903,791	85,903,791,000