XML 13 R2.htm IDEA: XBRL DOCUMENT v3.21.1
Unaudited Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
ASSETS    
Cash and cash equivalents $ 79,132 $ 88,450
Trade accounts receivable, net 22,301 18,894
Accounts receivable from affiliates 7,513 4,764
Inventories 45,102 47,551
Refundable federal income taxes 14,518 17,615
Prepaid insurance 11,903 2,564
Other current assets 12,312 8,308
Total current assets 192,781 188,146
Property, plant and equipment, net 169,135 172,417
Intangibles, net 34,348 35,330
Investments in unconsolidated subsidiaries 29,763 28,978
Operating lease right-of-use assets 9,959 10,324
Other non-current assets 43,243 40,984
Total assets 479,229 476,179
LIABILITIES AND EQUITY    
Accounts payable 7,797 5,522
Accounts payable to affiliates 440 125
Revolving credit agreements 18,000 20,000
Current maturities of long-term debt 2,068 2,112
Asset retirement obligations 1,844 1,844
Accrued payroll 7,309 14,430
Other current liabilities 8,461 8,224
Total current liabilities 45,919 52,257
Long-term debt 24,292 24,353
Operating lease liabilities 10,842 11,196
Asset retirement obligations 40,506 39,888
Pension and other postretirement obligations 8,315 8,838
Deferred income taxes 17,973 17,550
Liability for uncertain tax positions 9,413 9,413
Other long-term liabilities 12,600 12,060
Total liabilities 169,860 175,555
Common stock:    
Capital in excess of par value 11,818 10,895
Retained earnings 301,857 294,270
Accumulated other comprehensive loss (11,456) (11,599)
Total stockholders' equity 309,369 300,624
Total liabilities and equity 479,229 476,179
Class A Common Stock    
Common stock:    
Common stock 5,583 5,490
Class B Common Stock    
Common stock:    
Common stock $ 1,567 $ 1,568