Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 147.5	$ 147.1
Trade and other accounts receivable (less allowances of $6.0 million and $5.1 million respectively)	342.4	334.6
Inventories (less allowances of $26.5 million and $25.4 million respectively):
Finished goods	258.1	259.3
Raw materials	107.6	113.8
Total inventories	365.7	373.1
Prepaid expenses	15.4	14.1
Prepaid income taxes	3.6	3.3
Other current assets	0.4	0.4
Total current assets	875.0	872.6
Net property, plant and equipment	233.6	220.9
Operating lease right-of-use assets	49.0	45.3
Goodwill	360.2	358.8
Other intangible assets	46.9	45.0
Deferred tax assets	5.9	5.9
Pension asset	48.6	48.1
Other non-current assets	4.9	7.1
Total assets	1,624.1	1,603.7
Current liabilities:
Accounts payable	177.7	165.3
Accrued liabilities	163.5	202.9
Current portion of operating lease liabilities	15.2	13.9
Current portion of plant closure provisions	5.0	5.3
Current portion of accrued income taxes	20.2	18.4
Total current liabilities	381.6	405.8
Operating lease liabilities, net of current portion	33.8	31.4
Plant closure provisions, net of current portion	52.0	51.9
Accrued income taxes, net of current portion	20.8	21.0
Unrecognized tax benefits	13.7	13.4
Deferred tax liabilities	27.4	26.2
Pension liabilities and post-employment benefits	12.7	12.2
Other non-current liabilities	1.5	1.4
Total liabilities	543.5	563.3
Equity:
Common stock, $0.01 par value, authorized 40,000,000 shares, issued 29,554,500 shares	0.3	0.3
Additional paid-in capital	354.8	354.1
Treasury stock (4,739,680 and 4,780,806 shares at cost, respectively)	(93.5)	(95.4)
Retained earnings	957.4	924.2
Accumulated other comprehensive loss	(140.8)	(145.2)
Total Innospec stockholders' equity	1,078.2	1,038.0
Non-controlling interest	2.4	2.4
Total equity	1,080.6	1,040.4
Total liabilities and equity	$ 1,624.1	$ 1,603.7