Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 395,776	$ 459,453
Accounts receivable, net	1,095,808	938,743
Inventories	831,700	801,100
Prepaid expenses and other current assets	45,744	48,493
Restricted cash	8,607	160,527
Total current assets	2,377,635	2,408,316
Property, plant and equipment, net	6,316,731	6,420,062
Other assets, net
Goodwill	999,614	946,553
Customer relationships, net	654,092	611,615
Other intangible assets, net	169,991	175,839
Deferred charges and other assets, net	367,644	327,868
Total other assets, net	2,191,341	2,061,875
Total assets	10,885,707	10,890,253
Current liabilities
Accounts payable	583,509	496,259
Accrued liabilities	447,412	537,483
Term loan	0	149,341
Total current liabilities	1,030,921	1,183,083
Long-term debt, net	3,489,900	3,678,654
Deferred income taxes	1,648,529	1,650,575
Pension and other post-retirement benefits	366,916	364,819
Other liabilities	140,398	121,077
Total liabilities	6,676,664	6,998,208
Stockholders' equity
Preferred stock, $0.01 par value, 50,000,000 shares authorized; no shares issued and outstanding	0	0
Common stock, $0.01 par value, 300,000,000 shares authorized; 134,651,380 and 134,651,380 shares issued at June 30, 2017 and December 31, 2016, respectively	1,347	1,347
Common stock, held in treasury, at cost; 5,598,476 and 5,726,377 shares at June 30, 2017 and December 31, 2016, respectively	(316,152)	(319,339)
Additional paid-in capital	555,478	550,641
Retained earnings	3,653,988	3,412,286
Accumulated other comprehensive loss	(53,824)	(121,306)
Total Westlake Chemical Corporation stockholders' equity	3,840,837	3,523,629
Noncontrolling interests	368,206	368,416
Total equity	4,209,043	3,892,045
Total liabilities and equity	$ 10,885,707	$ 10,890,253