Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017
Cash flows from operating activities
Net income (loss)		$ (44,277)	$ 112,234
Adjustments to reconcile net income (loss) to net cash provided by (used by) operating activities:
Depreciation and amortization of continuing operations		51,798	39,006
Depreciation and amortization of discontinued operations		0	7,722
Amortization of debt issuance costs		3,631	3,237
Loss on extinguishment of debt and write-off of debt issuance costs		19,562	39,639
Share of net income from joint venture, net of cash dividends received		(1,744)	17
Gain on disposal of discontinued operations, net of tax and cost to sell		0	(123,010)
Compensation expense from issuance of share-based awards		2,623	3,220
Deferred income taxes		(14,737)	70
Other		255	(123)
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable		(19,656)	(14,867)
Inventories		(18,207)	(10,328)
Accounts payable		3,733	(3,317)
Income taxes receivable and payable, net		(1,681)	(19,409)
Other		5,485	(2,765)
Net cash provided by (used by) operating activities		(13,215)	31,326
Cash flows from investing activities
Acquisition of property, plant and equipment		46,998	31,674
Cash paid to acquire businesses, net of cash received		(399,011)	0
Short term investment		0	8,000
Proceeds from sale of business, net of cash sold		0	371,436
Other		650	1,184
Net cash provided by (used by) investing activities		(445,359)	332,946
Cash flows from financing activities
Cash paid for debt issuance or prepayment costs		(20,703)	(38,130)
Dividends paid		(5,812)	(5,764)
Proceeds from issuance of common shares		217,435	0
Proceeds from long-term debt		288,594	317,000
Repayment of long-term debt		(234,000)	(301,313)
Proceeds from (repayments of) short-term debt, net		10,474	(3,968)
Other		(3,161)	(490)
Net cash provided by (used by) financing activities		252,827	(32,665)
Effect of exchange rate changes on cash flows		(910)	1,368
Net change in cash and cash equivalents		(206,657)	332,975
Cash and cash equivalents at beginning of period	[1]	224,446	14,405
Cash and cash equivalents at end of period		$ 17,789	$ 347,380

[1] (1)Cash and cash equivalents as of December 31, 2016, includes $8.1 million of cash and cash equivalents that were included in current assets of discontinued operations.