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Consolidated Statement of Cash Flows (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Cash flows from operating activities    
Net income $ 170,400 $ 190,869
Add (deduct) adjustments to reconcile net income to net cash flows from operating activities    
Depreciation, amortization and accretion 439,391 431,581
Bad debts expense 51,293 44,718
Stock-based compensation expense 15,924 15,475
Deferred income taxes, net 52,865 145,687
Equity in earnings of unconsolidated entities (71,584) (65,289)
Distributions from unconsolidated entities 45,211 52,037
(Gain) loss on asset disposals and exchanges, net 11,819 (5,741)
(Gain) loss on investment 3,728 (13,373)
Noncash interest expense 1,331 9,582
Other operating activities 863 1,143
Changes in assets and liabilities from operations    
Accounts receivable (67,302) (57,564)
Inventory (69,423) (36,326)
Accounts payable - trade (28,902) 41,733
Accounts payable - affiliate (4,785) 1,185
Customer deposits and deferred revenues 26,687 30,695
Accrued taxes 99,556 9,679
Accrued interest 9,508 9,283
Other assets and liabilities (77,821) (66,553)
Cash flows from operating activities 608,759 738,821
Cash flows from investing activities    
Cash used for additions to property, plant and equipment (611,431) (462,327)
Cash paid for acquisitions and licenses (57,957) (23,773)
Cash received from divestitures 49,932  
Cash paid for investments (45,000) (50,000)
Cash received for investments 50,000 85,250
Other investing activities (5,030) (210)
Cash flows from investing activities (619,486) (451,060)
Cash flows from financing activities    
Repayment of long-term debt (343) (330,106)
Issuance of long-term debt   342,000
Common shares reissued for benefit plans, net of tax payments (2,299) 1,755
Common shares repurchased   (62,294)
Payment of debt issuance costs   (11,394)
Distributions to noncontrolling interests (1,491) (1,176)
Other financing activities 284 169
Cash flows from financing activities (3,849) (61,046)
Cash classified as held for sale   (11,237)
Net increase (decrease) in cash and cash equivalents (14,576) 215,478
Cash and cash equivalents    
Beginning of period 424,155 276,915
End of period $ 409,579 $ 492,393