Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 17.8	$ 5.6
Accounts receivable:
Trade	239.4	195.3
Other	40.7	15.4
Total accounts receivable	280.1	210.7
Inventories	409.9	384.4
Derivative assets	0.7	0.0
Prepaid expenses and other current assets	15.8	8.3
Total current assets	724.3	609.0
Property, plant and equipment, net	1,695.4	1,719.2
Investment in unconsolidated affiliates	5.8	126.0
Goodwill	178.6	212.0
Other intangible assets, net	187.8	214.1
Other noncurrent assets, net	48.2	64.4
Total assets	2,840.1	2,944.7
Current liabilities:
Accounts payable	288.6	316.6
Accrued interest payable	55.2	31.1
Accrued salaries, wages and benefits	12.4	32.9
Other taxes payable	23.3	17.9
Other current liabilities	138.9	119.0
Current portion of long-term debt	3.1	1.7
Note payable - related party	19.3	73.5
Derivative liabilities	11.0	33.9
Total current liabilities	551.8	626.6
Noncurrent deferred income taxes	2.0	2.1
Pension and postretirement benefit obligations	11.1	13.0
Other long-term liabilities	1.1	0.9
Long-term debt, less current portion	1,979.9	1,698.2
Total liabilities	2,545.9	2,340.8
Partners’ capital:
Limited partners’ interest 76,383,063 units and 75,884,400 units, issued and outstanding as of September 30, 2016, and December 31, 2015, respectively	287.5	578.0
General partner’s interest	17.4	27.5
Accumulated other comprehensive loss	(10.7)	(1.6)
Total partners’ capital	294.2	603.9
Total liabilities and partners’ capital	$ 2,840.1	$ 2,944.7