CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 2,145.4	$ 1,925.1
Short-term investments	30.7	80.7
Accounts receivable trade	955.5	832.9
Accounts receivable other (including related parties 2020- $42.4 and 2019 - $30)	81.3	78.9
Inventories	977.3	1,068.5
Prepaid taxes	102.0	172.4
Other current assets	45.6	26.2
Total current assets	4,337.8	4,184.7
Property and mine development, net	9,144.7	9,371.0
Ore stockpiles on leach pads	1,165.8	1,230.3
Intangible assets, net	144.8	148.4
Related parties receivable	58.0	59.5
Right-of-use assets	994.7	1,046.4
Deferred income tax	214.1	183.9
Equity method investment	110.0	111.9
Other non-current assets	78.5	71.3
Total assets	16,248.4	16,407.4
Current liabilities:
Current portion of long-term debt		399.8
Accounts payable (including related parties 2020- $99.6 and 2019- $86.4)	566.8	598.3
Accrued income taxes	190.2	116.3
Accrued workers' participation	166.4	174.9
Accrued interest	131.2	96.0
Lease liabilities current	70.6	68.6
Other accrued liabilities	36.5	22.6
Total current liabilities	1,161.7	1,476.5
Long-term debt	6,543.4	6,541.0
Lease liabilities	924.1	977.8
Deferred income taxes	140.4	178.3
Non-current taxes payable		0.7
Other liabilities and reserves	137.2	112.6
Asset retirement obligation	272.4	262.3
Total non-current liabilities	8,017.5	8,072.7
Commitments and contingencies (Note 10)
STOCKHOLDERS' EQUITY (NOTE 11)
Common stock par value $0.01; shares authorized, 2020 and 2019-2,000; shares issued, 2020 and 2019-884.6	8.8	8.8
Additional paid-in capital	3,425.7	3,424.9
Retained earnings	6,642.8	6,435.6
Accumulated other comprehensive income	(10.1)	(10.1)
Treasury stock, at cost, common shares	(3,048.0)	(3,048.9)
Total Southern Copper Corporation stockholders' equity	7,019.2	6,810.3
Non-controlling interest	50.0	47.9
Total equity	7,069.2	6,858.2
Total liabilities and equity	$ 16,248.4	$ 16,407.4