Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 783,228	$ 894,948
Restricted cash	931	610
Short-term investments (amortized cost of $310,246 in 2020)	310,634	6,348
Accounts receivable, net of allowances	898,717	850,753
Inventories	306,902	220,602
Other current assets	41,383	28,272
Total current assets	2,341,795	2,001,533
Property, plant and equipment, net	2,471,977	2,404,850
Operating lease right of use assets	146,013	148,549
Goodwill	26,140	25,976
Restricted cash	3,027	2,974
Other assets	126,436	111,733
Total assets	5,115,388	4,695,615
Current liabilities:
Short-term borrowings and current portion of long-term debt	148,872	144,479
Trade accounts payable	583,341	571,054
Capital expenditures payable	259,344	77,044
Accrued expenses	291,278	267,226
Total current liabilities	1,282,835	1,059,803
Long-term debt	1,396,389	1,305,755
Pension and severance obligations	165,401	176,971
Long-term operating lease liabilities	87,204	91,107
Other non-current liabilities	66,631	71,740
Total liabilities	2,998,460	2,705,376
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, $0.001 par value, 10,000 shares authorized, designated Series A, none issued	0	0
Common stock, $0.001 par value, 500,000 shares authorized; 287,319 and 286,877 shares issued; and 241,236 and 240,805 shares outstanding in 2020 and 2019, respectively	287	287
Additional paid-in capital	1,934,047	1,927,739
Retained earnings	353,390	234,077
Accumulated other comprehensive income (loss)	19,272	19,115
Treasury stock, at cost, 46,083 and 46,072 shares, in 2020 and 2019, respectively	(217,592)	(217,479)
Total Amkor stockholders’ equity	2,089,404	1,963,739
Non-controlling interests in subsidiaries	27,524	26,500
Total equity	2,116,928	1,990,239
Total liabilities and equity	$ 5,115,388	$ 4,695,615
Preferred Stock, Shares Issued	0	0