CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 1,808.8	$ 1,925.1
Short-term investments	30.7	80.7
Accounts receivable trade	854.0	832.9
Accounts receivable other (including related parties 2020- $42.1 and 2019 - $30)	83.7	78.9
Inventories	980.4	1,068.5
Prepaid taxes	84.0	172.4
Other current assets	18.1	26.2
Total current assets	3,859.7	4,184.7
Property and mine development, net	9,197.0	9,371.0
Ore stockpiles on leach pads	1,162.0	1,230.3
Intangible assets, net	145.9	148.4
Related parties receivable	58.5	59.5
Right-of-use assets	1,011.2	1,046.4
Deferred income tax	185.8	183.9
Equity method investment	106.9	111.9
Other non-current assets	78.0	71.3
Total assets	15,805.0	16,407.4
Current liabilities:
Current portion of long-term debt		399.8
Accounts payable (including related parties 2020- $125.7 and 2019- $86.4)	554.8	598.3
Accrued income taxes	44.1	116.3
Accrued workers' participation	89.6	174.9
Accrued interest	98.7	96.0
Lease liabilities current	69.7	68.6
Other accrued liabilities	34.9	22.6
Total current liabilities	891.8	1,476.5
Long-term debt	6,542.6	6,541.0
Lease liabilities	941.5	977.8
Deferred income taxes	156.2	178.3
Non-current taxes payable		0.7
Other liabilities and reserves	134.4	112.6
Asset retirement obligation	268.9	262.3
Total non-current liabilities	8,043.6	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	3,418.2	3,424.9
Retained earnings	6,446.1	6,435.6
Accumulated other comprehensive income	(10.1)	(10.1)
Treasury stock, at cost, common shares	(3,041.5)	(3,048.9)
Total Southern Copper Corporation stockholders' equity	6,821.5	6,810.3
Non-controlling interest	48.1	47.9
Total equity	6,869.6	6,858.2
Total liabilities and equity	$ 15,805.0	$ 16,407.4