Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 164.3	$ 4.2
Restricted cash	350.0	0.0
Accounts receivable, net:
Trade, less allowance for doubtful accounts of $7.0 million and $0.9 million, respectively	265.4	182.7
Other	88.7	22.2
Total accounts receivable	354.1	204.9
Inventories	314.4	357.8
Derivative assets	0.0	0.8
Prepaid expenses and other current assets	8.7	10.6
Discontinued operations, current assets	0.0	62.6
Total current assets	1,191.5	640.9
Property, plant and equipment, net	1,159.2	1,632.4
Investment in unconsolidated affiliates	35.0	9.6
Goodwill	171.4	177.2
Other intangible assets, net	107.9	133.5
Other noncurrent assets, net	23.8	40.3
Discontinued operations, noncurrent assets	0.0	91.3
Total assets	2,688.8	2,725.2
Current liabilities:
Accounts payable	282.3	275.9
Accrued interest payable	52.5	52.5
Accrued salaries, wages and benefits	35.9	11.1
Other taxes payable	16.1	20.4
Obligations under inventory financing agreements	103.1	0.0
Other current liabilities	73.7	99.6
Current portion of long-term debt	354.1	3.5
Derivative liabilities	6.0	14.8
Discontinued operations, current liabilities	2.0	20.4
Total current liabilities	925.7	498.2
Pension and postretirement benefit obligations	3.1	11.3
Other long-term liabilities	1.9	3.3
Long-term debt, less current portion	1,638.2	1,993.7
Total liabilities	2,568.9	2,506.5
Commitments and contingencies
Partners’ capital:
Limited partners’ interest (76,788,801 units and 76,392,258 units, issued and outstanding at December 31, 2017 and 2016, respectively)	113.3	211.2
General partner’s interest	13.8	15.8
Accumulated other comprehensive loss	(7.2)	(8.3)
Total partners’ capital	119.9	218.7
Total liabilities and partners’ capital	$ 2,688.8	$ 2,725.2