Consolidated Balance Sheets - USD ($) $ in Thousands	May 31, 2017	May 31, 2016
Current Assets
Cash and cash equivalents	$ 77,567	$ 55,257
Marketable securities	66,068	52,539
Accounts receivable, less allowance of $2,000 and $1,500 at May 31, 2017 and 2016, respectively	68,576	67,652
Inventories	73,144	64,371
Prepaid expenses and other current assets	7,606	8,407
Total Current Assets	292,961	248,226
Property and Equipment
Land and improvements	3,094	2,659
Building and improvements	37,917	33,417
Machinery and equipment	64,867	56,470
Furniture and fixtures	3,333	3,068
Construction in progress	2,290	1,057
Property, Plant and Equipment, Gross, Total	111,501	96,671
Less accumulated depreciation	49,753	41,988
Net Property and Equipment	61,748	54,683
Other Assets
Goodwill	104,759	88,506
Other non-amortizable intangible assets	14,323	9,170
Amortizable intangible assets, net of accumulated amortization	54,618	49,355
Total Other Assets	173,700	147,031
Total Assets	528,409	449,940
Current Liabilities
Accounts payable	16,244	15,800
Accruals
Accrued compensation	5,002	4,986
Income taxes	936
Other accruals	13,820	7,812
Total Current Liabilities	36,002	28,598
Deferred Income Taxes	17,048	14,758
Other Non-Current Liabilities	3,602	2,423
Total Liabilities	56,652	45,779
Commitments and Contingencies (note 7)
Equity
Preferred stock, $1.00 par value - shares authorized 100,000; none issued and outstanding
Common stock, $0.16 par value - shares authorized 60,000,000; 38,199,367 and 37,567,689 shares issued and outstanding at May 31, 2017 and 2016, respectively	6,112	6,011
Additional paid-in capital	176,779	150,000
Accumulated other comprehensive loss	(7,203)	(3,946)
Retained earnings	295,926	252,133
Total Neogen Corporation and Subsidiaries Stockholder's Equity	471,614	404,198
Non-controlling interest	143	(37)
Total Equity	471,757	404,161
Total Liabilities and Equity	528,409	449,940
Customer-based intangibles
Other Assets
Amortizable intangible assets, net of accumulated amortization	35,983	30,909
Other Intangible Assets
Other Assets
Other non-amortizable intangible assets	1,224	1,224
Amortizable intangible assets, net of accumulated amortization	$ 18,635	$ 18,446

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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Namespace Prefix:	us-gaap_
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.