Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Assets
Cash and cash equivalents	$ 3,009	$ 2,315
Accounts receivable, net	132,737	101,902
Inventories, net (includes LIFO debit of $5,337 and $8,045 as of December 31, 2017 and 2016, respectively)	275,307	254,526
Prepaid expenses and other	8,333	6,197
Assets held for sale	750
Total current assets	420,136	364,940
Property and equipment, at cost	376,710	374,242
Accumulated depreciation	(229,062)	(218,476)
Net property and equipment	147,648	155,766
Intangible assets, net	22,980	23,869
Other long-term assets	13,394	11,493
Total assets	604,158	556,068
Liabilities
Current portion of long-term debt	930	1,825
Accounts payable	84,034	79,458
Accrued payroll	11,999	8,445
Other accrued liabilities	14,184	15,170
Total current liabilities	111,147	104,898
Credit facility revolver	196,235	164,599
Other long-term liabilities	12,048	10,062
Deferred income taxes	12,145	23,119
Total liabilities	331,575	302,678
Commitments and contingencies (Note 11)
Shareholders' Equity
Preferred stock, without par value, 5,000 shares authorized, no shares issued or outstanding
Common stock, without par value, 20,000 shares authorized, 10,989 and 10,963 shares issued and outstanding	129,453	128,619
Treasury stock, at cost, 31 and 57 shares held	(337)	(609)
Retained earnings	143,467	125,380
Total shareholders' equity	272,583	253,390
Total liabilities and shareholders' equity	$ 604,158	$ 556,068

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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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.