Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 4,961	$ 35,464
Depreciation and amortization	275,241	248,716
Loss on debt retirement	0	(2,530)
Other operating activities and non-cash items	(6,177)	(9,745)
Changes in assets and liabilities	(826)	(48,684)
Net cash provided by operating activities	273,199	228,281
Cash flows from investing activities:
Payments for property, plant and equipment	(355,974)	(194,360)
Proceeds from sale of property, plant and equipment	593	4,069
Cash received on sale of subsidiary to J-Devices, net	0	8,355
Investment in J-Devices	0	(12,908)
Other investing activities	(974)	(1,315)
Net cash used in investing activities	(356,355)	(196,159)
Cash flows from financing activities:
Borrowings under revolving credit facilities	115,000	180,000
Payments under revolving credit facilities	(100,000)	(30,000)
Borrowings under short-term debt	24,630	0
Payments of short-term debt	(23,035)	0
Proceeds from issuance of long-term debt	34,000	340,000
Payments of long-term debt	(8,582)	(530,000)
Payments for debt issuance costs	156	0
Payments for capital lease obligations	(887)	0
Proceeds from the issuance of stock through share-based compensation plans	60	656
Payments of tax withholding for restricted shares	(238)	(427)
Payments of subsidiary dividends to non-controlling interests	(270)	0
Net cash provided by (used in) financing activities	40,522	(39,771)
Effect of exchange rate fluctuations on cash and cash equivalents	18,782	0
Net decrease in cash and cash equivalents	(23,852)	(7,649)
Cash and cash equivalents, beginning of period	523,172	449,946
Cash and cash equivalents, end of period	499,320	442,297
Non cash investing and financing activities:
Property, plant and equipment included in capital expenditures payable	$ 174,758	$ 210,319