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Supplemental Cash Flow Information - (Tables)
 6 Months Ended 12 Months Ended
Jun. 30, 2022
Dec. 31, 2021
Text Block [Abstract]    
Disclosure of Net Change in Non Cash Working Capital and Other
 
 
  
Three months ended
June 30,
 
  
Six months ended
June 30,
 
 
  
 
 
  
Restated
(Note 21)
 
  
 
 
  
Restated
(Note 21)
 
 
  
2022
 
  
2021
 
  
2022
 
  
2021
 
Net change in working capital and other
  
  
  
  
Accounts receivable
  
$
(36,533
) 
  
$
2,539
 
  
$
(46,373
) 
  
$
28,161
 
Contract asset
s
  
 
17,859
 
  
 
(2,494
) 
  
 
(13,559
) 
  
 
13,762
 
Inventories
  
 
1,774
 
  
 
18,219
 
  
 
(21,098
) 
  
 
25,441
 
Work-in-progress
related to finance leases
  
 
(11,857
) 
  
 
(14,304
) 
  
 
(8,065
) 
  
 
(14,304
) 
Finance leases receivable
  
 
(1,615
) 
  
 
473
 
  
 
(35,814
) 
  
 
936
 
Income taxes receivable
  
 
1,097
 
  
 
7,280
 
  
 
1,284
 
  
 
8,175
 
Accounts payable and accrued liabilities, and provisions
1
  
 
11,219
 
  
 
(24,655
) 
  
 
37,047
 
  
 
(36,572
) 
Income taxes payable
  
 
(1,726
) 
  
 
(2,013
) 
  
 
(68
) 
  
 
(1,091
) 
Deferred revenue
  
 
7,719
 
  
 
(745
) 
  
 
32,322
 
  
 
(6,355
) 
Foreign currency and other
  
 
2,629
 
  
 
(344
) 
  
 
(3,366
) 
  
 
(879
) 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
  
$
(9,434
) 
  
$
(16,044
) 
  
$
(57,690
) 
  
$
17,274
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
 
1
The change in accounts payable and accrued liabilities, provisions, and income taxes payable represents only the portion relating to operating activities.
Cash interest and taxes paid and received during the period:
 
 
  
Three months ended
June 30,
 
  
Six months ended
June 30,
 
 
  
2022
 
  
2021
 
  
2022
 
  
2021
 
Interest paid – short- and long-term borrowings
  
$
8,071
 
  
$
7,804
 
  
$
9,088
 
  
$
8,431
 
Interest paid – lease liabilities
  
 
666
 
  
 
757
 
  
 
1,361
 
  
 
1,550
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Total interest paid
  
$
8,737
 
  
$
8,561
 
  
$
10,449
 
  
$
9,981
 
Interest received
  
 
136
 
  
 
138
 
  
 
492
 
  
 
196
 
Taxes paid
  
 
5,183
 
  
 
7,776
 
  
 
6,180
 
  
 
8,676
 
Taxes received
  
 
1,821
 
  
 
5,727
 
  
 
2,448
 
  
 
5,875
 
 
Years ended December 31,
  
Restated
(Note 36)

2021
 
  
Restated
(Note 36)
2020
 
  
Restated
(Note 36)
2019
 
Net change in working capital and other
  
      
  
      
  
      
Accounts receivable
   
$
1,169
 
    $ 170,646      $ 85,316  
Contract assets
   
 
(16,038
) 
      63,670        27,635  
Inventories
   
 
39,564
 
      57,134        (93,179 ) 
Work-in-progress
related to finance leases
   
 
(36,169
) 
      —           —     
Finance leases receivable
 
 
(39,084
)
 
 
 
(63,374
)
 
 
 
754
 
Income taxes receivable
   
 
19,986
 
      (17,092 )       2,431  
Deferred revenue
   
 
49,205
 
      (54,000 )       (259,395 ) 
Accounts payable and accrued liabilities, provisions, and income taxes
payable
1
   
 
55,441
 
      (114,811 )       20,620  
Foreign currency and other
   
 
8,863
 
      15,057        (19,593 ) 
    
 
 
     
 
 
     
 
 
  
    
$
82,937
 
    $ 57,230      $ (235,411 ) 
    
 
 
     
 
 
     
 
 
  
 
1
 
The change in accounts payable and accrued liabilities, provisions, and income taxes payable represents only the portion relating to operating activities.
Cash interest and taxes paid and received during the period:
 
Years ended December 31,
   
2021
      2020      2019  
Interest paid – short- and long-term borrowings
   
$
17,315
 
    $ 19,311      $ 19,330  
Interest paid – lease liabilities
   
 
3,029
 
      3,371        2,586  
    
 
 
     
 
 
     
 
 
  
Total interest paid
   
$
20,344
 
    $ 22,682      $ 21,916  
Interest received
   
 
454
 
      308        3,518  
Taxes paid
   
 
13,725
 
      18,825        29,855  
Taxes received
   
 
23,137
 
      5,566        421  
Disclosure of Changes in Liabilities Arising from Financing Activities
Changes in liabilities arising from financing activities during the period:
 
 
  
Three months ended
June 30,
 
  
Six months ended
June 30,
 
 
  
2022
 
  
2021
 
  
2022
 
  
2021
 
Long-term debt, opening balance
  
$
339,126
 
  
$
362,145
 
  
$
331,422
 
  
$
389,712
 
Changes from financing cash flows
  
 
(1,466
) 
  
 
(18,392
) 
  
 
9,817
 
  
 
(43,151
) 
The effect of changes in foreign exchange rates
  
 
8,070
 
  
 
(3,809
) 
  
 
4,277
 
  
 
(6,718
) 
Amortization of deferred transaction costs
  
 
312
 
  
 
354
 
  
 
617
 
  
 
610
 
Deferred transaction costs
  
 
(91
) 
  
 
(892
) 
  
 
(182
) 
  
 
(1,047
) 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Long-term debt, closing balance
  
$
345,951
 
  
$
339,406
 
  
$
345,951
 
  
$
339,406
 
 
  
 
 
 
  
 
 
 
  
 
 
 
  
 
 
 
Changes in liabilities arising from financing activities during the period:
Years ended December 31,
   
2021
      2020      2019  
Long-term debt, opening balance
   
$
389,712
 
    $ 430,487      $ 444,712  
Changes from financing cash flows
   
 
(56,975
) 
      (40,081 )       (812 ) 
The effect of changes in foreign exchange rates
   
 
(406
) 
      (1,358 )       (14,156 ) 
Amortization of deferred transaction costs
   
 
1,186
 
      922        1,523  
Debt refinancing and transaction costs
   
 
(2,095
) 
      (258 )       (780 ) 
    
 
 
     
 
 
     
 
 
  
Long-term debt, closing balance
   
$
331,422
 
    $ 389,712      $ 430,487