CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities
Net income	$ 39,122	$ 23,535
Adjustments to reconcile net income to net cash provided by (used in) operating activities
Depreciation	8,305	8,422
Amortization of intangibles	10,629	10,942
Net gain on the sale of assets	(8,326)	(45)
Deferred income taxes	(218)	16,709
Loss on debt extinguishment	5,620	533
Stock-based compensation	4,539	3,598
Accretion of debt discount	2,262	2,409
Changes in operating assets and liabilities
Accounts receivable	(7,106)	(11,167)
Inventories	(66,756)	(75,823)
Prepaid expenses and other	(3,593)	2,111
Accounts payable and accrued liabilities	57,362	9,078
Other, net	619	1,229
Net cash provided by (used in) operating activities	42,459	(8,469)
Cash flows from investing activities
Capital expenditures	(5,350)	(4,152)
Proceeds from the sale of property, plant and equipment	13,168	81
Other, net	(10,000)	4,142
Net cash (used in) provided by investing activities	(2,182)	71
Cash flows from financing activities
Proceeds from exercise of stock options	1,847	1,655
Borrowings under revolving credit facilities	416	366
Payments under revolving credit facilities	(416)	(366)
Principal payments under capital lease obligations	(746)	(1,070)
Proceeds from issuance of term loan credit facility	192,845	0
Principal payments under term loan credit facility	(193,327)	(21,385)
Principal payments under industrial revenue bond	(246)	(235)
Debt issuance costs paid	(2,467)	0
Stock repurchase	(41,653)	(1,497)
Other, net	(3,079)	0
Net cash used in financing activities	(46,826)	(22,532)
Net decrease in cash and cash equivalents	(6,549)	(30,930)
Cash and cash equivalents at beginning of period	146,113	113,262
Cash and cash equivalents at end of period	$ 139,564	$ 82,332