Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 29,800	$ 53,487
Accounts receivable, net	84,442	77,692
Inventories	137,372	128,295
Other current assets	28,276	23,894
Total current assets	279,890	283,368
Property, plant and equipment, net	206,333	205,459
Goodwill	84,373	84,373
Intangibles and other assets, net	66,990	69,811
Total assets	637,586	643,011
Current liabilities:
Accounts payable, trade and other	45,698	51,611
Other current liabilities	39,907	43,605
Total current liabilities	85,605	95,216
Long-term debt	189,000	185,000
Other long-term liabilities	14,659	15,569
Total liabilities	289,264	295,785
Commitments and contingencies (note 12)
Stockholders’ equity:
Common stock, par value $.001 per share; authorized 100,000,000 shares; issued 22,805,686 and 22,777,690; outstanding 19,475,127 and 19,455,011 shares	19	19
Paid-in capital	134,509	134,694
Common stock held in treasury, at cost (3,330,559 and 3,322,679 shares)	(175,411)	(175,051)
Retained earnings	390,602	389,048
Accumulated other comprehensive loss	(1,397)	(1,484)
Total stockholders’ equity	348,322	347,226
Total liabilities and stockholders’ equity	$ 637,586	$ 643,011

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.