Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 369,421	$ 218,403	$ 360,347	$ 76,970
Accounts receivable	395,624	551,269
Accounts receivable - affiliate	3,299	3,223
Inventories	1,101,182	1,102,261
Prepaid expense and other current assets	55,152	32,157
Total current assets	1,924,678	1,907,313
Property, plant and equipment, net	1,814,507	1,806,060
Deferred charges and other assets, net	301,931	330,517
Total assets	4,041,116	4,043,890
Current liabilities:
Accounts payable	212,434	335,182
Accounts payable - affiliate	24,272	11,630
Accrued expenses	1,049,237	1,129,970
Deferred revenue	4,174	1,227
Total current liabilities	1,290,117	1,478,009
Delaware Economic Development Authority loan	8,000	8,000
Long-term debt	764,422	742,349
Intercompany notes payable	152,037	122,264
Other long-term liabilities	63,081	62,752
Total liabilities	$ 2,277,657	$ 2,413,374
Commitments and contingencies (Note 8)
Equity:
Member's equity	$ 1,131,992	$ 1,144,100
Retained earnings	657,028	513,292
Accumulated other comprehensive loss	(25,561)	(26,876)
Total equity	1,763,459	1,630,516
Total liabilities and equity	$ 4,041,116	$ 4,043,890