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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Cash Flows from Operating Activities:    
Net income (loss) $ 126,133 $ 57,940
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization expense 72,015 56,864
Unit-based compensation expense 2,091 2,790
Amortization of debt related items 1,413 1,568
Gain from sale or disposition of assets (19) (48)
Gain from insurance recoveries (78,756) 0
Deferred income tax expense 842 291
Changes in current assets and current liabilities (Note 14) 10,691 (39,142)
Other, net (11,246) 3,717
Net cash provided by operating activities 123,164 83,980
Cash flows from investing activities:    
Capital expenditures (137,874) (45,732)
Change in accounts payable related to capital expenditures (12,018) (6,820)
Proceeds from sale or disposition of assets 19 1,859
Proceeds from Axeon term loan 0 110,000
Proceeds from insurance recoveries 78,419 0
Net cash provided by (used in) investing activities (71,454) 59,307
Cash flows from financing activities:    
Proceeds from long-term debt borrowings 119,711 144,266
Proceeds from short-term debt borrowings 230,000 266,000
Long-term debt repayments (79,421) (207,194)
Short-term debt repayments (195,000) (248,000)
Distributions to preferred unitholders (16,680) (5,883)
Distributions to common unitholders and general partner (115,272) (99,021)
Increase (decrease) in cash book overdrafts (1,009) (283)
Other, net (3,175) (1,935)
Net cash used in financing activities (60,846) (152,050)
Effect of foreign exchange rate changes on cash (28) 26
Net increase (decrease) in cash and cash equivalents (9,164) (8,737)
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 $ 15,128 $ 27,205