Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating activities
Net income	$ 5,224	$ 27,279
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	58,514	75,233
Stock-based compensation	10,879	12,703
Amortization of prepaid debt fees	1,851	1,212
Deferred taxes, net	14,926	(9,787)
Goodwill impairment	0	977
Restructuring, non-cash	1,395	0
Other adjustments, net	1,877	120
Changes in operating assets and liabilities:
Accounts receivable	(12,401)	(1,576)
Inventories	(73,212)	(23,986)
Other current assets	(4,696)	(5,298)
Other long-term assets	605	(1,396)
Accounts payable, other current liabilities, and taxes payable	(11,666)	19,669
Wages and benefits payable	4,110	6,717
Unearned revenue	4,128	11,800
Warranty	20,280	(3,544)
Other operating, net	(1,660)	6,415
Net cash provided by operating activities	20,154	116,538
Investing activities
Acquisitions of property, plant, and equipment	(33,324)	(32,060)
Business acquisitions, net of cash and cash equivalents acquired	(5,754)	0
Other investing, net	545	(193)
Net cash used in investing activities	(38,533)	(32,253)
Financing activities
Proceeds from borrowings	89,709	0
Payments on debt	(30,186)	(68,750)
Issuance of common stock	2,229	2,324
Repurchase of common stock	(35,278)	(15,324)
Other financing, net	1,881	2,395
Net cash provided by (used in) financing activities	28,355	(79,355)
Effect of foreign exchange rate changes on cash and cash equivalents	(12,889)	(7,260)
Decrease in cash and cash equivalents	(2,913)	(2,330)
Cash and cash equivalents at beginning of period	112,371	124,805
Cash and cash equivalents at end of period	109,458	122,475
Non-cash transactions:
Property, plant, and equipment purchased but not yet paid	690	832
Supplemental disclosure of cash flow information:
Income taxes, net	22,578	8,528
Interest, net of amounts capitalized	$ 7,549	$ 7,536