Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 37,713	$ 52,485
Restricted cash	5,039	0
Trade accounts receivable, net of allowances of $369 in 2024 and $614 in 2023	140,805	111,798
Inventories	82,780	96,536
Prepaid expenses and other current assets	23,284	21,196
Total current assets	289,621	282,015
Property, plant, and equipment:
Land and building	23,572	23,173
Machinery and equipment	314,504	304,884
Automobiles and trucks	10,371	10,148
Chemical plants	66,763	67,114
Construction in progress	21,014	10,323
Total property, plant, and equipment	436,224	415,642
Less accumulated depreciation	(314,640)	(307,926)
Net property, plant, and equipment	121,584	107,716
Other assets:
Patents, trademarks and other intangible assets, net of accumulated amortization of $53,480 in 2024 and $51,509 in 2023	27,026	29,132
Operating lease right-of-use assets	30,217	31,915
Investments	20,427	17,354
Other assets	10,850	10,829
Total other assets	88,520	89,230
Total assets	499,725	478,961
Current liabilities:
Trade accounts payable	53,069	52,290
Compensation and employee benefits	17,111	26,918
Operating lease liabilities, current portion	8,595	9,101
Accrued taxes	13,977	10,350
Accrued liabilities and other	27,584	27,303
Total current liabilities	120,336	125,962
Long-term debt, net	179,670	157,505
Operating lease liabilities	25,957	27,538
Asset retirement obligations	14,772	14,199
Deferred income taxes	2,284	2,279
Other liabilities	3,128	4,144
Total long-term liabilities	225,811	205,665
Commitments and contingencies (Note 6)
Equity:
Common stock, par value 0.01 per share; 250,000,000 shares authorized at June 30, 2024 and December 31, 2023; 134,587,465 shares issued at June 30, 2024 and 133,217,848 shares issued at December 31, 2023	1,346	1,332
Additional paid-in capital	490,192	489,156
Treasury stock, at cost; 3,138,675 shares held at June 30, 2024 and December 31, 2023	(19,957)	(19,957)
Accumulated other comprehensive loss	(48,592)	(45,231)
Retained deficit	(268,151)	(276,709)
Total TETRA stockholders’ equity	154,838	148,591
Noncontrolling interests	(1,260)	(1,257)
Total equity	153,578	147,334
Total liabilities and equity	$ 499,725	$ 478,961