Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 3,990	$ 1,604
Accounts receivable, net	113,400	92,877
Inventories, net (includes LIFO debit of $6,555 as of June 30, 2016 and December 31, 2015)	210,784	206,645
Prepaid expenses and other	7,237	7,820
Total current assets	335,411	308,946
Property and equipment, at cost	374,031	372,129
Accumulated depreciation	(212,955)	(205,591)
Net property and equipment	161,076	166,538
Intangible assets, net	24,313	24,757
Other long-term assets	17,335	13,229
Total assets	538,135	513,470
Liabilities
Current portion of long-term debt	1,825	2,690
Accounts payable	71,230	55,685
Accrued payroll	10,118	6,884
Other accrued liabilities	14,149	11,801
Total current liabilities	97,322	77,060
Credit facility revolver	142,484	145,800
Other long-term liabilities	15,250	11,419
Deferred income taxes	25,711	24,496
Total liabilities	280,767	258,775
Shareholders' Equity
Preferred stock
Common stock	128,387	128,129
Treasury stock	(699)	(699)
Accumulated other comprehensive loss		(70)
Retained earnings	129,680	127,335
Total shareholders' equity	257,368	254,695
Total liabilities and shareholders' equity	$ 538,135	$ 513,470

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).

Name:	us-gaap_AccountsPayableCurrent
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.