| Schedule of warranty obligations |
| |
|
Three Months Ended
September 30,
|
|
|
Nine Months Ended
September 30,
|
|
| |
|
2024
|
|
|
2023
|
|
|
2024
|
|
|
2023
|
|
|
Balance, at the beginning of the period
|
|
$
|
490,832
|
|
|
$
|
488,587
|
|
|
$
|
518,244
|
|
|
$
|
385,057
|
|
|
Accruals for warranty during the period
|
|
|
15,981
|
|
|
|
65,401
|
|
|
|
47,320
|
|
|
|
220,422
|
|
|
Changes in estimates
|
|
|
6,878
|
|
|
|
300
|
|
|
|
16,188
|
|
|
|
10,355
|
|
|
Settlements
|
|
|
(34,787
|
)
|
|
|
(38,476
|
)
|
|
|
(102,848
|
)
|
|
|
(100,022
|
)
|
|
Balance, at end of the period
|
|
|
478,904
|
|
|
|
515,812
|
|
|
|
478,904
|
|
|
|
515,812
|
|
|
Less current portion
|
|
|
(163,561
|
)
|
|
|
(174,125
|
)
|
|
|
(163,561
|
)
|
|
|
(174,125
|
)
|
|
Long term portion
|
|
$
|
315,343
|
|
|
$
|
341,687
|
|
|
$
|
315,343
|
|
|
$
|
341,687
|
|
|