CONDENSED CONSOLIDATING FINANCIAL STATEMENTS Table 3 - Condensed Consolidating Statements of Cash Flows (Details) - USD ($) $ in Thousands |
9 Months Ended |
Sep. 30, 2018 |
Sep. 30, 2017 |
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
$ 363,320
|
$ 311,015
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
(338,440)
|
(220,617)
|
| Change in accounts payable related to capital expenditures |
(18,630)
|
13,272
|
| Proceeds from sale or disposition of assets |
2,220
|
2,023
|
| Proceeds from insurance recoveries |
78,419
|
0
|
| Investment in subsidiaries |
|
0
|
| Proceeds from Axeon term loan |
0
|
110,000
|
| Acquisitions |
(37,502)
|
(1,461,719)
|
| Investment in other long-term assets |
(3,280)
|
0
|
| Net cash provided by (used in) investing activities |
(317,213)
|
(1,557,041)
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
1,523,953
|
1,971,204
|
| Debt repayments |
(1,778,498)
|
(1,938,739)
|
| Proceeds from note offering, net of issuance costs |
0
|
543,313
|
| Proceeds from issuance of Series D preferred units |
590,000
|
0
|
| Payment of issuance costs for Series D preferred units |
(34,187)
|
0
|
| Proceeds from issuance of other preferred units, net of issuance costs |
0
|
371,802
|
| Proceeds from issuance of common units, net of issuance costs |
10,000
|
643,858
|
| General partner contribution |
204
|
13,597
|
| Distributions to preferred unitholders |
(60,247)
|
(26,681)
|
| Distributions to common unitholders and general partner |
(236,549)
|
(331,222)
|
| Cash consideration for Merger (Note 2) |
(61,271)
|
0
|
| Proceeds from termination of interest rate swaps |
8,048
|
0
|
| Contributions from distributions to affiliates |
|
0
|
| Net intercompany activity |
0
|
0
|
| Other, net |
(6,554)
|
(5,070)
|
| Net cash (used in) provided by financing activities |
(45,101)
|
1,242,062
|
| Effect of foreign exchange rate changes on cash |
(719)
|
1,637
|
| Net increase (decrease) in cash and cash equivalents |
287
|
(2,327)
|
| Cash and cash equivalents as of the beginning of the period |
24,292
|
35,942
|
| Cash and cash equivalents as of the end of the period |
24,579
|
33,615
|
| Eliminations [Member] |
|
|
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
(445,211)
|
(536,872)
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
0
|
0
|
| Change in accounts payable related to capital expenditures |
0
|
0
|
| Proceeds from sale or disposition of assets |
0
|
0
|
| Proceeds from insurance recoveries |
0
|
|
| Investment in subsidiaries |
|
1,262,126
|
| Proceeds from Axeon term loan |
|
0
|
| Acquisitions |
0
|
0
|
| Net cash provided by (used in) investing activities |
0
|
1,262,126
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
0
|
0
|
| Debt repayments |
0
|
0
|
| Proceeds from note offering, net of issuance costs |
|
0
|
| Proceeds from issuance of Series D preferred units |
0
|
|
| Payment of issuance costs for Series D preferred units |
0
|
|
| Proceeds from issuance of other preferred units, net of issuance costs |
|
0
|
| Proceeds from issuance of common units, net of issuance costs |
0
|
0
|
| General partner contribution |
0
|
0
|
| Distributions to preferred unitholders |
90,372
|
40,023
|
| Distributions to common unitholders and general partner |
354,839
|
496,849
|
| Cash consideration for Merger (Note 2) |
0
|
|
| Proceeds from termination of interest rate swaps |
0
|
|
| Contributions from distributions to affiliates |
|
(1,262,126)
|
| Net intercompany activity |
0
|
0
|
| Other, net |
0
|
0
|
| Net cash (used in) provided by financing activities |
445,211
|
(725,254)
|
| Effect of foreign exchange rate changes on cash |
0
|
0
|
| Net increase (decrease) in cash and cash equivalents |
0
|
0
|
| Cash and cash equivalents as of the beginning of the period |
0
|
0
|
| Cash and cash equivalents as of the end of the period |
0
|
0
|
| Parent Company Guarantor [Member] | NuStar Energy | Reportable Legal Entities [Member] |
|
|
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
296,475
|
355,864
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
0
|
0
|
| Change in accounts payable related to capital expenditures |
0
|
0
|
| Proceeds from sale or disposition of assets |
0
|
0
|
| Proceeds from insurance recoveries |
0
|
|
| Investment in subsidiaries |
|
(1,262,000)
|
| Proceeds from Axeon term loan |
|
0
|
| Acquisitions |
0
|
0
|
| Net cash provided by (used in) investing activities |
0
|
(1,262,000)
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
0
|
0
|
| Debt repayments |
0
|
0
|
| Proceeds from note offering, net of issuance costs |
|
0
|
| Proceeds from issuance of Series D preferred units |
590,000
|
|
| Payment of issuance costs for Series D preferred units |
(34,187)
|
|
| Proceeds from issuance of other preferred units, net of issuance costs |
|
371,802
|
| Proceeds from issuance of common units, net of issuance costs |
10,000
|
643,858
|
| General partner contribution |
204
|
13,597
|
| Distributions to preferred unitholders |
(60,249)
|
(26,681)
|
| Distributions to common unitholders and general partner |
(236,549)
|
(331,222)
|
| Cash consideration for Merger (Note 2) |
(61,411)
|
|
| Proceeds from termination of interest rate swaps |
0
|
|
| Contributions from distributions to affiliates |
|
0
|
| Net intercompany activity |
(501,574)
|
238,172
|
| Other, net |
(2,430)
|
(3,366)
|
| Net cash (used in) provided by financing activities |
(296,196)
|
906,160
|
| Effect of foreign exchange rate changes on cash |
0
|
0
|
| Net increase (decrease) in cash and cash equivalents |
279
|
24
|
| Cash and cash equivalents as of the beginning of the period |
885
|
870
|
| Cash and cash equivalents as of the end of the period |
1,164
|
894
|
| Subsidiary Issuer [Member] | NuStar Logistics | Reportable Legal Entities [Member] |
|
|
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
60,254
|
128,395
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
(32,270)
|
(34,964)
|
| Change in accounts payable related to capital expenditures |
2,063
|
(1,223)
|
| Proceeds from sale or disposition of assets |
1,464
|
1,947
|
| Proceeds from insurance recoveries |
0
|
|
| Investment in subsidiaries |
|
0
|
| Proceeds from Axeon term loan |
|
110,000
|
| Acquisitions |
0
|
0
|
| Net cash provided by (used in) investing activities |
(28,743)
|
75,760
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
1,498,853
|
1,901,504
|
| Debt repayments |
(1,754,798)
|
(1,856,739)
|
| Proceeds from note offering, net of issuance costs |
|
543,313
|
| Proceeds from issuance of Series D preferred units |
0
|
|
| Payment of issuance costs for Series D preferred units |
0
|
|
| Proceeds from issuance of other preferred units, net of issuance costs |
|
0
|
| Proceeds from issuance of common units, net of issuance costs |
0
|
0
|
| General partner contribution |
0
|
0
|
| Distributions to preferred unitholders |
(30,123)
|
(13,340)
|
| Distributions to common unitholders and general partner |
(118,275)
|
(165,611)
|
| Cash consideration for Merger (Note 2) |
0
|
|
| Proceeds from termination of interest rate swaps |
8,048
|
|
| Contributions from distributions to affiliates |
|
1,262,000
|
| Net intercompany activity |
373,055
|
(1,873,773)
|
| Other, net |
(4,062)
|
(1,486)
|
| Net cash (used in) provided by financing activities |
(27,302)
|
(204,132)
|
| Effect of foreign exchange rate changes on cash |
0
|
0
|
| Net increase (decrease) in cash and cash equivalents |
4,209
|
23
|
| Cash and cash equivalents as of the beginning of the period |
29
|
5
|
| Cash and cash equivalents as of the end of the period |
4,238
|
28
|
| Guarantor Subsidiaries [Member] | NuPOP | Reportable Legal Entities [Member] |
|
|
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
90,482
|
72,711
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
(14,002)
|
(18,138)
|
| Change in accounts payable related to capital expenditures |
(6,209)
|
4,445
|
| Proceeds from sale or disposition of assets |
20
|
17
|
| Proceeds from insurance recoveries |
0
|
|
| Investment in subsidiaries |
|
0
|
| Proceeds from Axeon term loan |
|
0
|
| Acquisitions |
(37,502)
|
0
|
| Net cash provided by (used in) investing activities |
(57,693)
|
(13,676)
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
0
|
0
|
| Debt repayments |
0
|
0
|
| Proceeds from note offering, net of issuance costs |
|
0
|
| Proceeds from issuance of Series D preferred units |
0
|
|
| Payment of issuance costs for Series D preferred units |
0
|
|
| Proceeds from issuance of other preferred units, net of issuance costs |
|
0
|
| Proceeds from issuance of common units, net of issuance costs |
0
|
0
|
| General partner contribution |
0
|
0
|
| Distributions to preferred unitholders |
(30,124)
|
(13,341)
|
| Distributions to common unitholders and general partner |
(118,274)
|
(165,611)
|
| Cash consideration for Merger (Note 2) |
0
|
|
| Proceeds from termination of interest rate swaps |
0
|
|
| Contributions from distributions to affiliates |
|
0
|
| Net intercompany activity |
115,609
|
119,917
|
| Other, net |
0
|
0
|
| Net cash (used in) provided by financing activities |
(32,789)
|
(59,035)
|
| Effect of foreign exchange rate changes on cash |
0
|
0
|
| Net increase (decrease) in cash and cash equivalents |
0
|
0
|
| Cash and cash equivalents as of the beginning of the period |
0
|
0
|
| Cash and cash equivalents as of the end of the period |
0
|
0
|
| Non-Guarantor Subsidiaries [Member] | Reportable Legal Entities [Member] |
|
|
| Cash flows from operating activities: |
|
|
| Net cash provided by operating activities |
361,320
|
290,917
|
| Cash flows from investing activities: |
|
|
| Capital expenditures |
(292,168)
|
(167,515)
|
| Change in accounts payable related to capital expenditures |
(14,484)
|
10,050
|
| Proceeds from sale or disposition of assets |
736
|
59
|
| Proceeds from insurance recoveries |
78,419
|
|
| Investment in subsidiaries |
|
(126)
|
| Proceeds from Axeon term loan |
|
0
|
| Acquisitions |
0
|
(1,461,719)
|
| Net cash provided by (used in) investing activities |
(230,777)
|
(1,619,251)
|
| Cash flows from financing activities: |
|
|
| Debt borrowings |
25,100
|
69,700
|
| Debt repayments |
(23,700)
|
(82,000)
|
| Proceeds from note offering, net of issuance costs |
|
0
|
| Proceeds from issuance of Series D preferred units |
0
|
|
| Payment of issuance costs for Series D preferred units |
0
|
|
| Proceeds from issuance of other preferred units, net of issuance costs |
|
0
|
| Proceeds from issuance of common units, net of issuance costs |
0
|
0
|
| General partner contribution |
0
|
0
|
| Distributions to preferred unitholders |
(30,123)
|
(13,342)
|
| Distributions to common unitholders and general partner |
(118,290)
|
(165,627)
|
| Cash consideration for Merger (Note 2) |
140
|
|
| Proceeds from termination of interest rate swaps |
0
|
|
| Contributions from distributions to affiliates |
|
126
|
| Net intercompany activity |
12,910
|
1,515,684
|
| Other, net |
(62)
|
(218)
|
| Net cash (used in) provided by financing activities |
(134,025)
|
1,324,323
|
| Effect of foreign exchange rate changes on cash |
(719)
|
1,637
|
| Net increase (decrease) in cash and cash equivalents |
(4,201)
|
(2,374)
|
| Cash and cash equivalents as of the beginning of the period |
23,378
|
35,067
|
| Cash and cash equivalents as of the end of the period |
$ 19,177
|
$ 32,693
|