XML 18 R7.htm IDEA: XBRL DOCUMENT v3.23.1
Statements of Cash Flows - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Cash flow from operating activities      
    Profit before income tax and social contribution R$ 4,272,750 R$ 3,170,156 R$ 1,326,002
 Adjustments for:      
    Depreciation and amortization 2,450,849 2,253,322 2,037,112
    Residual value of property, plant and equipment, intangible assets and investment properties written-off 10,110 27,754 16,590
    Bad debt expense 782,057 643,730 444,826
  Agreement signed with the municipality of Mauá (280,774)
    Provisions and inflation adjustment of provisions 630,689 380,624 444,090
    Interest calculated on borrowings and financing payable 1,091,592 647,980 559,931
    Inflation adjustment and exchange (losses) gains on borrowings and financing (301,716) 177,269 2,267,179
    Interest and inflation adjustments on liabilities 22,225 37,202 20,931
    Interest and inflation adjustments on assets (400,057) (171,173) (46,946)
    Finance charges from customers (328,486) (349,491) (344,513)
    Construction margin on intangible assets arising from concession agreements (109,369) (98,402) (86,477)
    Provision for Consent Decree (TAC) and Knowledge Retention Program (PRC) (1,238) 3,195 1,684
    Equity results of investments in affiliaties (24,551) (22,079) (14,136)
    Interest and monetary restatement (PPP) 489,197 464,398 424,639
    Transfer to the São Paulo Municipal Government 167,714 131,878 142,232
    Pension plan obligations 183,262 176,673 136,585
    Other adjustments 15,488 15,152 5,283
 Total Adjustments 8,950,516 7,488,188 7,054,238
Changes in assets      
   Trade receivables (489,885) (742,260) (213,084)
   Accounts receivable from related parties (295,091) 20,665 83,419
   Inventories (10,741) (8,658) (34,394)
   Recoverable taxes 33,198 (253,432) (342,127)
   Escrow deposits 5,348 43,865 35,630
   Other assets 18,264 31,386 (36,264)
Changes in liabilities      
   Trade payables and contractors (220,462) (245,501) (248,404)
   Services payable 86,501 (116,601) (162,560)
   Accrued payroll and related taxes 73,126 12,478 (185,020)
   Taxes and contributions payable 120,853 196,255 384,676
   Deferred Cofins and Pasep 267 10,012 5,751
   Provisions (468,398) (184,433) (227,596)
   Pension plan obligations (239,174) (215,937) (123,014)
   Other liabilities (722,549) (68,260) (13,306)
Cash generated from operations 6,841,773 5,967,767 5,977,945
   Interest paid (1,505,488) (845,445) (626,625)
   Income tax and social contribution paid (1,368,686) (1,208,569) (373,112)
  Net cash generated from operating activities 3,967,599 3,913,753 4,978,208
Cash flows from investing activities      
   Acquisition of contract assets and intangible assets (3,550,537) (3,696,669) (3,299,657)
   Restricted cash (9,007) 7,275 (9,724)
 Financial investments 755,512 1,076,468 (3,411,146)
 Investment properties (648)
   Investment increase/(decrease) (5,734)
   Purchase of property, plant and equipment (73,668) (50,281) (42,407)
Net cash used in investing activities (2,878,348) (2,663,207) (6,768,668)
   Borrowings and financing      
       Proceeds from loans 2,807,026 2,922,811 4,777,474
       Payment of loans (1,536,724) (2,896,604) (3,244,099)
  Payment of interest on capital (603,541) (254,218) (890,095)
  Public-Private Partnership - PPP (590,201) (579,486) (543,346)
  Program Contract Commitments (16,255) (121,521) (166,283)
Net cash generated by (used in) financing activities 60,305 (929,018) (66,349)
Increase / (decrease) in cash and cash equivalents 1,149,556 321,528 (1,856,809)
Represented by:      
Cash and cash equivalents at the beginning of the year 717,929 396,401 2,253,210
Cash and cash equivalents at the end of the year 1,867,485 717,929 396,401
Increase / (decrease) in cash and cash equivalents R$ 1,149,556 R$ 321,528 R$ (1,856,809)