Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Current Assets:
Cash and cash equivalents	$ 2,327.6	$ 1,702.0
Short-term investments	33.6	36.1
Total cash, cash equivalents and short-term investments	2,361.2	1,738.1
Accounts receivable, less allowance for doubtful accounts of $43.3 and $44.8, respectively	1,931.8	1,951.6
Inventories	1,565.1	1,462.2
Prepaid expenses and other current assets	328.6	338.9
Total current assets	6,186.7	5,490.8
Property, plant and equipment, less accumulated depreciation of $1,767.5 and $1,738.6, respectively	1,076.2	1,054.6
Goodwill	5,093.0	5,032.1
Other intangible assets, net	410.3	397.5
Other long-term assets	367.3	352.3
Total assets	13,133.5	12,327.3
Current Liabilities:
Accounts payable	1,070.7	1,120.7
Accrued salaries, wages and employee benefits	191.9	195.4
Accrued income taxes	129.4	112.6
Accrued dividends	86.6	86.8
Other accrued expenses	542.9	558.5
Current portion of long-term debt	526.4	230.3
Total current liabilities	2,547.9	2,304.3
Long-term debt, less current portion	4,110.3	3,636.2
Accrued pension and postretirement benefit obligations	224.8	228.6
Deferred income taxes	314.8	299.1
Other long-term liabilities	414.0	407.2
Equity:
Common stock	0.6	0.6
Additional paid-in capital	2,105.7	2,068.1
Retained earnings	3,807.1	3,705.4
Treasury stock, at cost	(117.4)	(111.1)
Accumulated other comprehensive loss	(335.0)	(278.1)
Total shareholders' equity attributable to Amphenol Corporation	5,461.0	5,384.9
Noncontrolling interests	60.7	67.0
Total equity	5,521.7	5,451.9
Total liabilities and equity	$ 13,133.5	$ 12,327.3