Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016	Sep. 30, 2016
Current assets
Cash and cash equivalents	$ 204,171	$ 226,537	$ 218,720
Trade accounts receivable, net	159,571	112,423	141,716
Inventories	244,476	232,274	220,207
Other current assets	13,276	14,013	12,321
Total current assets	621,494	585,247	592,964
Property, plant and equipment, net	265,178	232,810	229,670
Goodwill	137,313	124,479	126,845
Equity investment (see Note 6)	2,582	2,500	0
Intangible assets, net	30,050	22,864	24,629
Other noncurrent assets	11,766	12,074	10,195
Total assets	1,068,383	979,974	984,303
Current liabilities
Capital lease obligations - current portion	1,047	0	0
Trade accounts payable	30,857	27,674	24,777
Accrued liabilities	87,946	60,477	62,714
Income taxes payable	360	0	3,420
Accrued profit sharing trust contributions	5,652	6,549	5,157
Accrued cash profit sharing and commissions	13,123	10,527	17,153
Accrued workers’ compensation	3,548	3,569	4,161
Total current liabilities	142,533	108,796	117,382
Capital lease obligations - net of current portion	2,875	0	0
Deferred income tax and other long-term liabilities	6,933	5,336	5,817
Total liabilities	152,341	114,132	123,199
Commitments and contingencies (see Note 8)
Stockholders’ equity
Common stock, at par value	476	473	486
Additional paid-in capital	265,490	255,917	243,900
Retained Earnings	683,554	642,422	687,052
Treasury stock	(20,000)	0	(47,002)
Accumulated other comprehensive loss	(13,478)	(32,970)	(23,332)
Total stockholders’ equity	916,042	865,842	861,104
Total liabilities and stockholders’ equity	$ 1,068,383	$ 979,974	$ 984,303

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.