Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 894,948	$ 681,569
Restricted cash	610	2,589
Accounts receivable, net of allowances of $1,314 and $677, respectively	850,753	724,456
Inventories	220,602	230,589
Other current assets	34,620	32,005
Total current assets	2,001,533	1,671,208
Property, plant and equipment, net	2,404,850
Property, plant and equipment, net		2,650,448
Operating lease right of use assets	148,549
Goodwill	25,976	25,720
Restricted cash	2,974	3,893
Other assets	111,733	144,178
Total assets	4,695,615	4,495,447
Current liabilities:
Short-term borrowings and current portion of long-term debt	144,479	114,579
Trade accounts payable	571,054	530,398
Capital expenditures payable	77,044	255,237
Accrued expenses	267,226	258,209
Total current liabilities	1,059,803	1,158,423
Long-term debt	1,305,755	1,217,732
Pension and severance obligations	176,971	184,321
Long-term operating lease liabilities	91,107
Other non-current liabilities	71,740	79,071
Total liabilities	2,705,376	2,639,547
Commitments and contingencies (Note 17)
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, 286,877 and 285,352 shares issued, and 240,805 and 239,385 shares outstanding, respectively	287	285
Additional paid-in capital	1,927,739	1,909,425
Retained earnings	234,077	113,189
Accumulated other comprehensive income (loss)	19,115	23,812
Treasury stock, at cost, 46,072 and 45,967 shares, respectively	(217,479)	(216,171)
Total Amkor stockholders’ equity	1,963,739	1,830,540
Noncontrolling interests in subsidiaries	26,500	25,360
Total equity	1,990,239	1,855,900
Total liabilities and equity	$ 4,695,615	$ 4,495,447