Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 35,473	$ 72,628
Restricted cash	51	52
Trade accounts receivable, net of allowances of $348 and $397 in 2026 and 2025, respectively	115,769	99,578
Inventories	119,974	115,726
Prepaid expenses and other current assets	25,900	28,694
Total current assets	297,167	316,678
Property, plant and equipment, net	203,223	194,197
Deferred tax assets, net	86,900	87,322
Operating lease right-of-use assets	35,855	36,999
Patents, trademarks and other intangible assets, net of accumulated amortization of $49,379 and $48,775 in 2026 and 2025, respectively	20,595	21,463
Investments	11,494	11,827
Other assets	7,111	7,275
Total long-term assets	365,178	359,083
Total assets	662,345	675,761
Current liabilities:
Trade accounts payable	52,205	54,517
Current portion of long-term debt	5,938	4,750
Compensation and employee benefits	19,671	28,934
Operating lease liabilities, current portion	11,900	11,326
Accrued taxes	11,912	15,001
Accrued liabilities and other	38,123	39,325
Current liabilities associated with discontinued operations	7,360	7,360
Total current liabilities	147,109	161,213
Long-term debt, net	175,880	176,607
Operating lease liabilities	30,635	32,664
Asset retirement obligations	15,669	15,526
Deferred income taxes	2,889	2,498
Other liabilities	4,548	4,766
Total long-term liabilities	229,621	232,061
Commitments and contingencies (Note 6)
Equity:
Common stock, par value 0.01 per share; 250,000,000 shares authorized at March 31, 2026 and December 31, 2025; 138,434,753 and 137,252,465 shares issued at March 31, 2026 and December 31, 2025, respectively, and 135,296,078 and 134,113,790 shares outstanding at March 31, 2026 and December 31, 2025, respectively	1,384	1,373
Additional paid-in capital	496,646	500,436
Treasury stock, at cost; 3,138,675 shares held at March 31, 2026 and December 31, 2025	(19,957)	(19,957)
Accumulated other comprehensive loss	(34,089)	(32,677)
Retained deficit	(157,101)	(165,420)
Total TETRA stockholders’ equity	286,883	283,755
Noncontrolling interests	(1,268)	(1,268)
Total equity	285,615	282,487
Total liabilities and equity	$ 662,345	$ 675,761