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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current assets:    
Cash and cash equivalents $ 137,039 $ 129,730
Restricted cash and cash equivalents 2,695 2,695
Accounts and other receivables, net 11,142 11,929
Receivables from affiliates 313 581
Inventories, net 18,337 18,348
Prepaid expenses and other 1,638 1,401
Total current assets 171,164 164,684
Other assets:    
Restricted cash and cash equivalents 25,538 25,445
Note receivable from affiliate 29,500 28,100
Marketable securities 18,206 26,877
Investment in Kronos Worldwide, Inc. 242,374 248,355
Goodwill 27,156 27,156
Other assets, net 5,262 5,860
Total other assets 348,036 361,793
Property and equipment:    
Land 4,940 4,940
Buildings 23,146 23,047
Equipment 68,227 67,718
Construction in progress 1,010 1,002
Property and equipment, gross 97,323 96,707
Less accumulated depreciation 68,373 65,692
Net property and equipment 28,950 31,015
Total assets 548,150 557,492
Current liabilities:    
Accounts payable 2,647 3,438
Accrued litigation settlement 11,830 11,830
Accrued and other current liabilities 10,253 10,601
Accrued environmental remediation and related costs 2,027 3,065
Payables to affiliates 725 801
Income taxes 25 73
Total current liabilities 27,507 29,808
Noncurrent liabilities:    
Long-term debt from affiliate 500 500
Accrued environmental remediation and related costs 91,389 91,443
Long-term litigation settlement 49,403 60,081
Deferred income taxes 33,830 33,957
Accrued pension costs 6,392 8,230
Other 3,780 6,260
Total noncurrent liabilities 185,294 200,471
NL stockholders' equity:    
Preferred stock, no par value; 5,000 shares authorized; none issued
Common stock, $.125 par value; 150,000 shares authorized; 48,756 and 48,789 shares issued and outstanding 6,098 6,094
Additional paid-in capital 299,093 299,102
Retained earnings 257,875 251,000
Accumulated other comprehensive loss (251,189) (251,690)
Total NL stockholders' equity 311,877 304,506
Noncontrolling interest in subsidiary 23,472 22,707
Total equity 335,349 327,213
Total liabilities and equity 548,150 557,492
Commitments and contingencies (Notes 14 and 17)