20 other long-term assets
June 30,
December 31,
As at (millions)
Note
2019
2018
Pension assets
$
503
Costs incurred to obtain or fulfill a contract with a customer
105
110
Portfolio investments 1
70
Prepaid maintenance
45
55
Real estate joint venture advances
21(c )
86
69
Real estate joint ventures
5
Derivative assets
4(d )
2
54
Other
103
120
919
986
(1)
Fair value measured at reporting date using significant other observable inputs (Level 2).
The costs incurred to obtain and fulfill contracts with customers are set out in the following table:
Three months
Six months
Costs incurred to
Obtain
contracts with
Fulfill contracts
Periods ended June 30, 2019 (millions)
customers
with customers
Total
Balance, beginning of period
342
15
357
356
371
Additions
1
71
131
133
Amortization
(75)
(76)
(150)
(2)
(152)
Balance, end of period
337
352
Current 1
—
242
247
Non-current
95
10
Presented on the Consolidated statements of financial position in prepaid expenses.
The entire disclosure for other long-term assets.
No definition available.
n/a