Consolidated Balance Sheet - USD ($) $ in Thousands	Feb. 28, 2018	May 31, 2017
Current Assets
Cash and cash equivalents	$ 82,066	$ 77,567
Marketable securities (at fair value, which approximates cost)	110,089	66,068
Accounts receivable, less allowance of $1,750 and $2,000	73,209	68,576
Inventories, net	77,506	73,144
Prepaid expenses and other current assets	9,334	7,606
Total Current Assets	352,204	292,961
Property and Equipment, net	72,514	61,748
Other Assets
Goodwill	99,478	104,759
Other non-amortizable intangible assets	15,011	14,323
Total Assets	595,601	528,409
Current Liabilities
Accounts payable	19,654	16,244
Accrued compensation	5,469	5,002
Income taxes	960	936
Other accruals	11,210	13,820
Total Current Liabilities	37,293	36,002
Deferred Income Taxes	11,400	17,048
Non-Current Liabilities	4,973	3,602
Total Liabilities	53,666	56,652
Commitments and Contingencies (note 9)
Equity
Preferred stock, $1.00 par value, 100,000 shares authorized, none issued and outstanding
Common stock, $0.16 par value, 60,000,000 shares authorized, 51,583,085 and 50,932,489 shares issued and outstanding at February 28, 2018 and May 31, 2017, respectively	8,253	8,149
Additional paid-in capital	197,246	174,742
Accumulated other comprehensive loss	(5,303)	(7,203)
Retained earnings	341,459	295,926
Total Neogen Corporation Stockholders' Equity	541,655	471,614
Non-controlling interest	280	143
Total Equity	541,935	471,757
Total Liabilities and Equity	595,601	528,409
Customer-based intangibles
Other Assets
Intangible assets, net of accumulated amortization	33,518	35,983
Other Intangible Assets
Other Assets
Intangible assets, net of accumulated amortization	$ 22,876	$ 18,635

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.