v3.19.3
Condensed Statements of Cash Flows - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Cash flows from operating activities:    
Net income $ 471,494 $ 446,209
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 189,137 167,802
Loss (gain) on disposal of property and equipment 5,624 (72)
Share-based compensation 5,363 3,559
Other operating activities, net 75,897 57,920
Net cash provided by operating activities 747,515 675,418
Cash flows from investing activities:    
Purchase of property and equipment (370,310) (469,866)
Proceeds from sale of property and equipment 2,598 3,329
Other investing, net   799
Net cash used in investing activities (367,712) (465,738)
Cash flows from financing activities:    
Principal payments under long-term debt agreements   (50,000)
Payments for share repurchases (205,346) (76,589)
Dividends paid (41,005) (32,011)
Other financing activities, net (1,448) (1,074)
Net cash used in financing activities (247,799) (159,674)
Increase in cash and cash equivalents 132,004 50,006
Cash and cash equivalents at beginning of period 190,282 127,462
Cash and cash equivalents at end of period $ 322,286 $ 177,468

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