Guarantor Information (Condensed Consolidating Statements of Cash Flows) (Details) - USD ($) $ in Thousands	5 Months Ended	7 Months Ended	12 Months Ended
	Dec. 31, 2015	Aug. 14, 2015	Dec. 31, 2014	Dec. 31, 2013
Predecessor [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		$ 28,323	$ 120,903	$ 116,837
Cash flow from investing activities:
(Loans to) repayments from affiliates		0	0	0
Capital expenditures		(32,301)	(84,981)	(86,344)
Insurance recoveries			2,834	1,500
Derivative instrument settlements, net		(8,263)	(2,025)	114
Proceeds from the sale of fixed assets		646	5,042	0
Other		0	178	929
Net cash used in investing activities		(39,918)	(78,952)	(83,801)
Loans from (repayments to) affiliates		0	0	0
Short-term debt borrowings		18,511	(1,021)	(7,265)
Revolving Facility borrowings		160,000	269,000	166,000
Revolving Facility reductions		(99,000)	(293,000)	(171,500)
Repayment of Senior Subordinated Notes		(200,000)	0	0
Issuance of preferred shares		150,000	0	0
Principal payments on long term debt		(89)	(192)	(225)
Supply chain financing		0	(9,455)	(17,508)
Proceeds from exercise of stock options		32	2,813	448
Purchase of treasury shares		(63)	(894)	(1,825)
Refinancing fees and debt issuance costs		(5,068)	(3,279)	(560)
Other		(3,499)	951	(5,210)
Net cash (used in) provided by financing activities		20,824	(35,077)	(37,645)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		9,229	6,874	(4,609)
Effect of exchange rate changes on cash and cash equivalents		(1,746)	(1,212)	(820)
Cash and cash equivalents at beginning of period	$ 25,033	17,550	11,888	17,317
Cash and cash equivalents at end of period		25,033	17,550	11,888
Predecessor [Member] | Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		(4,017)	(9,474)	(13,718)
Cash flow from investing activities:
(Loans to) repayments from affiliates		36,204	6,604	15,578
Capital expenditures		0	0	0
Insurance recoveries			0	0
Derivative instrument settlements, net		0	0	0
Proceeds from the sale of fixed assets		0	0
Other			0	0
Net cash used in investing activities		36,204	6,604	15,578
Loans from (repayments to) affiliates		21,343	0	0
Dividends to affiliates		0
Short-term debt borrowings		0	0	0
Revolving Facility borrowings		0	0	0
Revolving Facility reductions		0	0	0
Repayment of Senior Subordinated Notes		(200,000)
Issuance of preferred shares		150,000
Principal payments on long term debt		0	0	0
Supply chain financing			0	0
Proceeds from exercise of stock options		32	2,813	448
Purchase of treasury shares		(63)	(894)	(1,825)
Refinancing fees and debt issuance costs		0	0	(483)
Other		(3,499)	951	0
Net cash (used in) provided by financing activities		(32,187)	2,870	(1,860)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		0	0	0
Effect of exchange rate changes on cash and cash equivalents		0	0	0
Cash and cash equivalents at beginning of period	0	0	0	0
Cash and cash equivalents at end of period		0	0	0
Predecessor [Member] | Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		34,418	79,864	72,111
Cash flow from investing activities:
(Loans to) repayments from affiliates		(21,343)	0	15,000
Capital expenditures		(20,572)	(58,926)	(52,278)
Insurance recoveries			0	0
Derivative instrument settlements, net		(7,595)	(2,195)	437
Proceeds from the sale of fixed assets		397	1,700
Other			0	322
Net cash used in investing activities		(49,113)	(59,421)	(36,519)
Loans from (repayments to) affiliates		(36,204)	(6,604)	(15,578)
Dividends to affiliates		0
Short-term debt borrowings		14,002	(34)	(6)
Revolving Facility borrowings		126,000	183,000	75,000
Revolving Facility reductions		(87,000)	(193,000)	(94,500)
Repayment of Senior Subordinated Notes		0
Issuance of preferred shares		0
Principal payments on long term debt		(89)	(132)	(166)
Supply chain financing			0	0
Proceeds from exercise of stock options		0	0	0
Purchase of treasury shares		0	0	0
Refinancing fees and debt issuance costs		(5,037)	(2,922)	(15)
Other		0	0	0
Net cash (used in) provided by financing activities		11,672	(19,692)	(35,265)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		(3,023)	751	327
Effect of exchange rate changes on cash and cash equivalents		0	0	0
Cash and cash equivalents at beginning of period	2,480	5,503	4,752	4,425
Cash and cash equivalents at end of period		2,480	5,503	4,752
Predecessor [Member] | Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		25,632	50,513	58,444
Cash flow from investing activities:
(Loans to) repayments from affiliates		0	0	0
Capital expenditures		(11,729)	(26,055)	(34,066)
Insurance recoveries			2,834	1,500
Derivative instrument settlements, net		(668)	170	(323)
Proceeds from the sale of fixed assets		249	3,342
Other			178	607
Net cash used in investing activities		(12,148)	(19,531)	(32,282)
Loans from (repayments to) affiliates		0	0	(15,000)
Dividends to affiliates		(27,710)
Short-term debt borrowings		4,509	(987)	(7,259)
Revolving Facility borrowings		34,000	86,000	91,000
Revolving Facility reductions		(12,000)	(100,000)	(77,000)
Repayment of Senior Subordinated Notes		0
Issuance of preferred shares		0
Principal payments on long term debt		0	(60)	(59)
Supply chain financing			(9,455)	(17,508)
Proceeds from exercise of stock options		0	0	0
Purchase of treasury shares		0	0	0
Refinancing fees and debt issuance costs		(31)	(357)	(62)
Other		0	0	(5,210)
Net cash (used in) provided by financing activities		(1,232)	(24,859)	(31,098)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		12,252	6,123	(4,936)
Effect of exchange rate changes on cash and cash equivalents		(1,746)	(1,212)	(820)
Cash and cash equivalents at beginning of period	22,553	12,047	7,136	12,892
Cash and cash equivalents at end of period		22,553	12,047	7,136
Predecessor [Member] | Consolidating Entries and Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		(27,710)	0	0
Cash flow from investing activities:
(Loans to) repayments from affiliates		(14,861)	(6,604)	(30,578)
Capital expenditures		0	0	0
Insurance recoveries			0	0
Derivative instrument settlements, net		0	0	0
Proceeds from the sale of fixed assets		0
Other			0	0
Net cash used in investing activities		(14,861)	(6,604)	(30,578)
Loans from (repayments to) affiliates		14,861	6,604	30,578
Dividends to affiliates		27,710
Short-term debt borrowings		0	0	0
Revolving Facility borrowings		0	0	0
Revolving Facility reductions		0	0	0
Repayment of Senior Subordinated Notes		0
Issuance of preferred shares		0
Principal payments on long term debt		0	0	0
Supply chain financing			0	0
Proceeds from exercise of stock options		0	0	0
Purchase of treasury shares		0	0	0
Refinancing fees and debt issuance costs		0	0	0
Other		0	0	0
Net cash (used in) provided by financing activities		42,571	6,604	30,578
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect		0	0	0
Effect of exchange rate changes on cash and cash equivalents		0	0	0
Cash and cash equivalents at beginning of period	0	0	0	0
Cash and cash equivalents at end of period		0	$ 0	$ 0
Successor [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	23,115
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	(18,442)
Insurance recoveries	0
Derivative instrument settlements, net	326
Proceeds from the sale of fixed assets	632
Other	0
Net cash used in investing activities	(17,484)
Loans from (repayments to) affiliates	0
Short-term debt borrowings	(15,504)
Revolving Facility borrowings	62,000
Revolving Facility reductions	(68,000)
Repayment of Senior Subordinated Notes	0
Issuance of preferred shares	(1,385)
Principal payments on long term debt	(183)
Supply chain financing	0
Proceeds from exercise of stock options	0
Purchase of treasury shares	0
Refinancing fees and debt issuance costs	0
Other	(1,385)
Net cash (used in) provided by financing activities	(23,072)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(17,441)
Effect of exchange rate changes on cash and cash equivalents	(665)
Cash and cash equivalents at beginning of period	25,033
Cash and cash equivalents at end of period	6,927	25,033
Successor [Member] | Parent Company [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(15,930)
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	0
Derivative instrument settlements, net	0
Proceeds from the sale of fixed assets	0
Net cash used in investing activities	0
Loans from (repayments to) affiliates	17,315
Dividends to affiliates	0
Short-term debt borrowings	0
Revolving Facility borrowings	0
Revolving Facility reductions	0
Issuance of preferred shares	(1,385)
Principal payments on long term debt	0
Net cash (used in) provided by financing activities	15,930
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	0
Effect of exchange rate changes on cash and cash equivalents	0
Cash and cash equivalents at beginning of period	0
Cash and cash equivalents at end of period	0	0
Successor [Member] | Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	18,471
Cash flow from investing activities:
(Loans to) repayments from affiliates	(17,315)
Capital expenditures	(8,438)
Derivative instrument settlements, net	0
Proceeds from the sale of fixed assets	492
Net cash used in investing activities	(25,261)
Loans from (repayments to) affiliates	0
Dividends to affiliates	0
Short-term debt borrowings	(10,998)
Revolving Facility borrowings	52,000
Revolving Facility reductions	(36,000)
Issuance of preferred shares	0
Principal payments on long term debt	(46)
Net cash (used in) provided by financing activities	4,956
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(1,834)
Effect of exchange rate changes on cash and cash equivalents	0
Cash and cash equivalents at beginning of period	2,480
Cash and cash equivalents at end of period	646	2,480
Successor [Member] | Non-Guarantor Subsidiaries [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	20,574
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	(10,004)
Derivative instrument settlements, net	326
Proceeds from the sale of fixed assets	140
Net cash used in investing activities	(9,538)
Loans from (repayments to) affiliates	0
Dividends to affiliates	0
Short-term debt borrowings	(4,506)
Revolving Facility borrowings	10,000
Revolving Facility reductions	(32,000)
Issuance of preferred shares	0
Principal payments on long term debt	(137)
Net cash (used in) provided by financing activities	(26,643)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	(15,607)
Effect of exchange rate changes on cash and cash equivalents	(665)
Cash and cash equivalents at beginning of period	22,553
Cash and cash equivalents at end of period	6,281	22,553
Successor [Member] | Consolidating Entries and Eliminations [Member]
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	0
Cash flow from investing activities:
(Loans to) repayments from affiliates	17,315
Capital expenditures	0
Derivative instrument settlements, net	0
Proceeds from the sale of fixed assets	0
Net cash used in investing activities	17,315
Loans from (repayments to) affiliates	(17,315)
Dividends to affiliates	0
Short-term debt borrowings	0
Revolving Facility borrowings	0
Revolving Facility reductions	0
Issuance of preferred shares	0
Principal payments on long term debt	0
Net cash (used in) provided by financing activities	(17,315)
Cash and Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect	0
Effect of exchange rate changes on cash and cash equivalents	0
Cash and cash equivalents at beginning of period	0
Cash and cash equivalents at end of period	$ 0	$ 0