Accumulated Other Comprehensive Income (Loss)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Accumulated Other Comprehensive Income (Loss)

14. Accumulated Other Comprehensive Income (Loss)

The changes in the balances of each component of accumulated other comprehensive income (loss), net of tax, which is included as a component of Waste Management, Inc. stockholders’ equity, are as follows (in millions, with amounts in parentheses representing decreases to accumulated other comprehensive income):

	Derivative Instruments			Available- for-Sale Securities			Foreign Currency Translation Adjustments			Post- Retirement Benefit Obligation			Total
Balance, December 31, 2013	$	(62	)	$	6		$	208		$	2		$	154
Other comprehensive income (loss) before reclassifications, net of tax provision (benefit) of $4, $2, $0 and $(8), respectively		6			4			(107	)		(11	)		(108	)
Amounts reclassified from accumulated other comprehensive (income) loss, net of tax (provision) benefit of $(3), $0, $0 and $0, respectively		(5	)		—			(17	)		(1	)		(23	)
Net current period other comprehensive income (loss)		1			4			(124	)		(12	)		(131	)
Balance, December 31, 2014	$	(61	)	$	10		$	84		$	(10	)	$	23
Other comprehensive income (loss) before reclassifications, net of tax provision (benefit) of $20, $(1), $0 and $1, respectively		30			(2	)		(164	)		2			(134	)
Amounts reclassified from accumulated other comprehensive (income) loss, net of tax (provision) benefit of $(14), $0, $0 and $0, respectively		(21	)		—			5			—			(16	)
Net current period other comprehensive income (loss)		9			(2	)		(159	)		2			(150	)
Balance, December 31, 2015	$	(52	)	$	8		$	(75	)	$	(8	)	$	(127	)
Other comprehensive income (loss) before reclassifications, net of tax provision (benefit) of $(4), $3, $0 and $0, respectively		(7	)		5			26			—			24
Amounts reclassified from accumulated other comprehensive (income) loss, net of tax (provision) benefit of $12, $0, $0 and $1, respectively		19			—			2			2			23
Net current period other comprehensive income (loss)		12			5			28			2			47
Balance, December 31, 2016	$	(40	)	$	13		$	(47	)	$	(6	)	$	(80	)

The amounts of other comprehensive income (loss) before reclassifications associated with the effective portion of derivatives designated as cash flow hedges for the years ended December 31 are as follows (in millions):

	2016			2015			2014
Forward-starting interest rate swaps	$	—		$	—		$	(8	)
Foreign currency derivatives		(11	)		50			23
Electricity commodity derivatives		—			—			(5	)
Total before tax		(11	)		50			10
Tax (provision) benefit		4			(20	)		(4	)
Net of tax (provision) benefit	$	(7	)	$	30		$	6

The significant amounts reclassified out of each component of accumulated other comprehensive income (loss) associated with our cash flow hedges for the years ended December 31 are as follows (in millions, with amounts in parentheses representing debits to the statement of operations classification):

	2016			2015			2014			Statement of Operations Classification
Forward-starting interest rate swaps	$	(10	)	$	(12	)	$	(10	)	Interest expense, net
Treasury rate locks		(1	)		(4	)		(1	)	Interest expense, net
Foreign currency derivatives		(20	)		51			27		Other, net
Electricity commodity derivatives		—			—			(8	)	Operating revenues
		(31	)		35			8		Total before tax
		12			(14	)		(3	)	Tax (provision) benefit
Total reclassifications for the period	$	(19	)	$	21		$	5		Net of tax