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SUPPLEMENTAL CONDENSED CONSOLIDATING FINANCIAL INFORMATION, Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 | Jun. 30, 2017 | Jun. 30, 2018 | Jun. 30, 2017
Operating activities |  |  |  |
Cash provided by operating activities |  |  | $ 1,002,970 | $ 642,891
Investing activities |  |  |  |
Capital expenditures | $ (350,885) | $ (82,495) | (615,352) | (195,232)
Contributions to unconsolidated affiliates |  |  | (294) | (4,653)
Cash provided by (used in) investing activities |  |  | (601,401) | (183,731)
Financing activities |  |  |  |
Dividends paid |  |  | (643,493) | (259,758)
Distributions to noncontrolling interests |  |  | (3,000) | (273,460)
Borrowing (repayment) of short-term borrowings, net |  |  | (458,673) | 164,130
Repayment of long-term debt |  |  | (503,825) | (3,898)
Issuance of common stock |  |  | 1,186,718 | 10,845
Other, net |  |  | (1,194) | (13,523)
Cash used in financing activities |  |  | (423,467) | (375,664)
Change in cash and cash equivalents |  |  | (21,898) | 83,496
Cash and cash equivalents at beginning of period |  |  | 37,193 | 248,875
Cash and cash equivalents at end of period | 15,295 | 332,371 | 15,295 | 332,371
Reportable Legal Entities | Parent Issuer & Guarantor |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | 669,200 | 355,000
Investing activities |  |  |  |
Capital expenditures |  |  | (10,100) | (100)
Contributions to unconsolidated affiliates |  |  | 0 |
Other investing activities |  |  | 0 | 0
Cash provided by (used in) investing activities |  |  | (10,100) | (100)
Financing activities |  |  |  |
Dividends paid |  |  | (643,500) | (259,800)
Distributions to noncontrolling interests |  |  | 0 | 0
Intercompany borrowings (advances), net |  |  | (748,000) | (27,100)
Borrowing (repayment) of short-term borrowings, net |  |  | (458,700) | 0
Repayment of long-term debt |  |  | 0 | (100)
Issuance of common stock |  |  | 1,186,700 | 10,800
Other, net |  |  | (17,500) | (6,200)
Cash used in financing activities |  |  | (681,000) | (282,400)
Change in cash and cash equivalents |  |  | (21,900) | 72,500
Cash and cash equivalents at beginning of period |  |  | 37,200 | 248,500
Cash and cash equivalents at end of period | 15,300 | 321,000 | 15,300 | 321,000
Reportable Legal Entities | Subsidiary Issuer & Guarantor |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | 673,900 | 675,200
Investing activities |  |  |  |
Capital expenditures |  |  | 0 | 0
Contributions to unconsolidated affiliates |  |  | 0 |
Other investing activities |  |  | 0 | 0
Cash provided by (used in) investing activities |  |  | 0 | 0
Financing activities |  |  |  |
Dividends paid |  |  | (666,000) | (666,000)
Distributions to noncontrolling interests |  |  | 0 | 0
Intercompany borrowings (advances), net |  |  | 492,100 | (166,100)
Borrowing (repayment) of short-term borrowings, net |  |  | 0 | 164,100
Repayment of long-term debt |  |  | (500,000) | 0
Issuance of common stock |  |  | 0 | 0
Other, net |  |  | 0 | (7,200)
Cash used in financing activities |  |  | (673,900) | (675,200)
Change in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents at beginning of period |  |  | 0 | 0
Cash and cash equivalents at end of period | 0 | 0 | 0 | 0
Reportable Legal Entities | Guarantor Subsidiary |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | 32,400 | 28,200
Investing activities |  |  |  |
Capital expenditures |  |  | 0 | 0
Contributions to unconsolidated affiliates |  |  | 0 |
Other investing activities |  |  | 6,400 | 6,700
Cash provided by (used in) investing activities |  |  | 6,400 | 6,700
Financing activities |  |  |  |
Dividends paid |  |  | (666,000) | (666,000)
Distributions to noncontrolling interests |  |  | 0 | 0
Intercompany borrowings (advances), net |  |  | 627,200 | 642,100
Borrowing (repayment) of short-term borrowings, net |  |  | 0 | 0
Repayment of long-term debt |  |  | 0 | 0
Issuance of common stock |  |  | 0 | 0
Other, net |  |  | 0 | 0
Cash used in financing activities |  |  | (38,800) | (23,900)
Change in cash and cash equivalents |  |  | 0 | 11,000
Cash and cash equivalents at beginning of period |  |  | 0 | 400
Cash and cash equivalents at end of period | 0 | 11,400 | 0 | 11,400
Reportable Legal Entities | Combined Non-Guarantor Subsidiaries |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | 959,500 | 645,500
Investing activities |  |  |  |
Capital expenditures |  |  | (605,300) | (195,100)
Contributions to unconsolidated affiliates |  |  | (300) |
Other investing activities |  |  | 7,900 | 4,800
Cash provided by (used in) investing activities |  |  | (597,700) | (190,300)
Financing activities |  |  |  |
Dividends paid |  |  | 0 | 0
Distributions to noncontrolling interests |  |  | (3,000) | (2,500)
Intercompany borrowings (advances), net |  |  | (371,300) | (448,900)
Borrowing (repayment) of short-term borrowings, net |  |  | 0 | 0
Repayment of long-term debt |  |  | (3,800) | (3,800)
Issuance of common stock |  |  | 0 | 0
Other, net |  |  | 16,300 | 0
Cash used in financing activities |  |  | (361,800) | (455,200)
Change in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents at beginning of period |  |  | 0 | 0
Cash and cash equivalents at end of period | 0 | 0 | 0 | 0
Reportable Legal Entities | Total |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | 1,003,000 | 642,900
Investing activities |  |  |  |
Capital expenditures |  |  | (615,400) | (195,200)
Contributions to unconsolidated affiliates |  |  | (300) |
Other investing activities |  |  | 14,300 | 11,500
Cash provided by (used in) investing activities |  |  | (601,400) | (183,700)
Financing activities |  |  |  |
Dividends paid |  |  | (643,500) | (259,800)
Distributions to noncontrolling interests |  |  | (3,000) | (273,500)
Intercompany borrowings (advances), net |  |  | 0 | 0
Borrowing (repayment) of short-term borrowings, net |  |  | (458,700) | 164,100
Repayment of long-term debt |  |  | (503,800) | (3,900)
Issuance of common stock |  |  | 1,186,700 | 10,800
Other, net |  |  | (1,200) | (13,400)
Cash used in financing activities |  |  | (423,500) | (375,700)
Change in cash and cash equivalents |  |  | (21,900) | 83,500
Cash and cash equivalents at beginning of period |  |  | 37,200 | 248,900
Cash and cash equivalents at end of period | 15,300 | 332,400 | 15,300 | 332,400
Consolidating Entries |  |  |  |
Operating activities |  |  |  |
Cash provided by operating activities |  |  | (1,332,000) | (1,061,000)
Investing activities |  |  |  |
Capital expenditures |  |  | 0 | 0
Contributions to unconsolidated affiliates |  |  | 0 |
Other investing activities |  |  | 0 | 0
Cash provided by (used in) investing activities |  |  | 0 | 0
Financing activities |  |  |  |
Dividends paid |  |  | 1,332,000 | 1,332,000
Distributions to noncontrolling interests |  |  | 0 | (271,000)
Intercompany borrowings (advances), net |  |  | 0 | 0
Borrowing (repayment) of short-term borrowings, net |  |  | 0 | 0
Repayment of long-term debt |  |  | 0 | 0
Issuance of common stock |  |  | 0 | 0
Other, net |  |  | 0 | 0
Cash used in financing activities |  |  | 1,332,000 | 1,061,000
Change in cash and cash equivalents |  |  | 0 | 0
Cash and cash equivalents at beginning of period |  |  | 0 | 0
Cash and cash equivalents at end of period | $ 0 | $ 0 | $ 0 | $ 0

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