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other long-term assets (Tables)

12 Months Ended

Dec. 31, 2020

other long-term assets

Schedule of other long-term assets


As at December 31 (millions)		Note		2020			2019
Pension assets		15(b)		$	13		$	155
Unbilled customer finance receivables		4(b)			361			225
Derivative assets		4(h)			40			76
Costs incurred to obtain or fulfill a contract with a customer					103			109
Real estate joint venture advances		21(b)			114			104
Investment in real estate joint venture		21(b)			1			3
Investment in associate		21			69			—
Portfolio investments 1					236			110
Prepaid maintenance					50			55
Other					119			82
				$	1,106		$	919

¹

Fair value measured at reporting date using significant other observable inputs (Level 2).

Schedule of costs incurred to obtain and fulfill contracts with customers


Years ended December 31 (millions)		2020									2019
		Costs incurred to									Costs incurred to
		Obtain									Obtain
		contracts with			Fulfill contracts						contracts with			Fulfill contracts
		customers			with customers			Total			customers			with customers			Total
Balance, beginning of period		$	344		$	14		$	358		$	356		$	15		$	371
Additions			261			4			265			288			4			292
Amortization			(282)			(7)			(289)			(300)			(5)			(305)
Balance, end of period		$	323		$	11		$	334		$	344		$	14		$	358
Current 1		$	225		$	6		$	231		$	243		$	6		$	249
Non-current			98			5			103			101			8			109
		$	323		$	11		$	334		$	344		$	14		$	358

1

Presented in the Consolidated statements of financial position in prepaid expenses.