Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 78.1	$ 90.2
Trade and other accounts receivable (less allowances of $5.3 million and $4.1 million respectively)	280.3	244.5
Inventories (less allowances of $10.5 million and $12.6 million respectively):
Finished goods	182.1	145.9
Raw materials	65.6	63.9
Total inventories	247.7	209.8
Prepaid expenses	13.2	13.1
Prepaid income taxes	2.8	2.8
Other current assets	0.6	1.1
Total current assets	622.7	561.5
Property, plant and equipment:
Gross cost	321.4	327.2
Less accumulated depreciation	(124.6)	(131.2)
Net property, plant and equipment	196.8	196.0
Goodwill	364.1	361.8
Other intangible assets	158.3	163.3
Deferred tax assets	6.4	6.5
Pension asset	117.8	116.0
Other non-current assets	6.8	5.1
Total assets	1,472.9	1,410.2
Current liabilities:
Accounts payable	128.2	117.9
Accrued liabilities	130.6	104.1
Current portion of long-term debt	15.8	15.8
Current portion of finance leases	2.5	2.7
Current portion of plant closure provisions	4.2	5.2
Current portion of accrued income taxes	11.3	15.8
Total current liabilities	292.6	261.5
Long-term debt, net of current portion	197.8	202.6
Finance leases, net of current portion	2.7	3.2
Plant closure provisions, net of current portion	42.7	40.9
Accrued income taxes, net of current portion	43.6	41.7
Unrecognized tax benefits, net of current portion	3.1	2.5
Deferred tax liabilities	46.7	45.0
Pension liabilities and post-employment benefits	17.0	16.5
Other non-current liabilities	1.9	2.0
Total liabilities	648.1	615.9
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	321.1	320.4
Treasury stock (5,151,528 and 5,204,181 shares at cost, respectively)	(93.2)	(93.3)
Retained earnings	627.2	605.0
Accumulated other comprehensive loss	(31.0)	(38.5)
Total Innospec stockholders' equity	824.4	793.9
Non-controlling interest	0.4	0.4
Total equity	824.8	794.3
Total liabilities and equity	$ 1,472.9	$ 1,410.2