CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 77,870	$ 76,454
Restricted cash	4,417	3,215
Trade accounts receivable, net	424,185	407,390
Other receivables	38,316	34,253
Inventories	157,616	173,013
Current portion of contract assets	85,236	54,754
Prepaid Expense, Current	58,416	56,099
Other current assets	15,300	10,645
Total current assets	861,356	815,823
Property, plant and equipment, net	672,138	668,209
Right-of-use assets, net	94,276	96,849
Goodwill	903,345	902,074
Intangible assets, net	422,906	438,565
Deferred income tax assets	10,626	15,274
Other assets	57,452	56,493
Total assets	3,022,099	2,993,287
Current liabilities:
Short-term borrowings	7,202	7,450
Current maturities of long-term debt	8,514	13,576
Accounts payable	206,180	218,039
Accrued compensation	49,960	45,885
Income taxes payable	7,856	3,499
Current portion of advances on contracts	54,017	39,917
Current portion of operating lease liabilities	24,056	24,862
Other current liabilities	193,128	184,727
Total current liabilities	550,913	537,955
Long-term debt	1,327,588	1,271,189
Retirement plan liabilities	193,421	231,335
Advances on contracts	15,934	45,017
Operating lease liabilities	68,484	69,860
Environmental liabilities	29,046	29,424
Deferred tax liabilities	31,312	40,653
Other liabilities	56,018	54,455
Total liabilities	2,272,716	2,279,888
COMMITMENTS AND CONTINGENCIES
HARSCO CORPORATION STOCKHOLDERS' EQUITY
Common stock	144,836	144,288
Additional paid-in capital	209,992	204,078
Accumulated other comprehensive loss	(626,206)	(645,741)
Retained earnings	1,811,282	1,797,759
Treasury stock	(846,401)	(843,230)
Total Harsco Corporation stockholders’ equity	693,503	657,154
Noncontrolling interests	55,880	56,245
Total equity	749,383	713,399
Total liabilities and equity	$ 3,022,099	$ 2,993,287