Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating activities:
Net income	$ 96,974	$ 86,858
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	59,249	62,556
Amortization of convertible debt discount	0	731
(Gain) loss on disposition of property, plant and equipment	(1,269)	103
Stock compensation expense	6,934	5,453
Withholding taxes paid on stock issuances	(4,898)	(4,357)
Loss on the sale of businesses	0	1,586
Changes in assets and liabilities, net of the effect of acquisitions:
Accounts receivable	2,221	(26,648)
Inventories	(3,593)	(8,481)
Prepaid expenses and other current assets	(7,617)	(3,074)
Accounts payable	8,667	8,237
Accrued liabilities	(10,647)	8,630
Deferred income taxes	4,741	(6,942)
Long-term retirement benefits	(166)	(6,400)
Other	2,481	3,519
Net cash provided by operating activities	153,077	121,771
Investing activities:
Proceeds from disposition of property, plant and equipment	3,311	627
Payments for the sale of businesses	0	(1,181)
Change in restricted cash	0	4,886
Capital expenditures	(31,412)	(43,594)
Business acquisitions, net of cash acquired	(43,485)	0
Component Repair Program payments	(19,000)	(41,000)
Other	0	(1,030)
Net cash used by investing activities	(90,586)	(81,292)
Financing activities:
Net change in other borrowings	2,491	24,663
Payments on long-term debt	(137,699)	(183,673)
Proceeds from the issuance of long-term debt	107,766	158,883
Payment of assumed liability to Otto Männer Holding AG	0	(19,796)
Premium paid on convertible debt redemption	0	(14,868)
Proceeds from the issuance of common stock	11,183	10,323
Common stock repurchases	(12,082)	(8,389)
Dividends paid	(19,713)	(17,925)
Excess tax benefit on stock awards	2,621	4,625
Other	6,341	(185)
Net cash used by financing activities	(39,092)	(46,342)
Effect of exchange rate changes on cash flows	(3,675)	(1,986)
Increase (decrease) in cash and cash equivalents	19,724	(7,849)
Cash and cash equivalents at beginning of period	46,039	70,856
Cash and cash equivalents at end of period	$ 65,763	63,007
Intangible assets acquired		$ 39,000