Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 501,994	$ 407,480
Receivables, net	296,817	334,634
Inventories, net	247,298	231,333
Other current assets	52,289	29,172
Current assets of discontinued operations	0	375,135
Total current assets	1,098,398	1,377,754
Property, plant and equipment, less accumulated depreciation	368,620	345,918
Operating lease right-of-use assets	54,787	62,251
Goodwill	1,251,938	1,243,669
Intangible assets, less accumulated amortization	287,071	339,505
Deferred income taxes	29,536	25,216
Other long-lived assets	49,384	12,446
Total assets	3,139,734	3,406,759
Current liabilities:
Accounts payable	244,120	268,466
Accrued liabilities	276,641	283,799
Current liabilities of discontinued operations	0	170,279
Total current liabilities	520,761	722,544
Long-term debt	1,573,726	1,439,484
Postretirement benefits	160,400	136,227
Deferred income taxes	38,400	48,725
Long-term operating lease liabilities	46,398	55,652
Other long-term liabilities	42,998	38,308
Stockholders’ equity:
Common stock, par value $0.01 per share— 200,000 shares authorized; 50,335 shares issued; 44,643 and 45,458 shares outstanding at 2020 and 2019, respectively	503	503
Additional paid-in capital	823,605	811,955
Retained earnings	450,876	518,004
Accumulated other comprehensive loss	(191,851)	(63,418)
Treasury stock, at cost— 5,692 and 4,877 shares at 2020 and 2019, respectively	(332,552)	(307,197)
Total Belden stockholders’ equity	750,581	959,847
Noncontrolling interest	6,470	5,972
Total stockholders’ equity	757,051	965,819
Total liabilities and stockholders' equity	$ 3,139,734	$ 3,406,759