Guarantor Infromation (Cash Flows) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flow from financing activities:
Cash and cash equivalents at beginning of period	$ 6,927
Cash and cash equivalents at end of period	13,409
Parent
Cash flow from financing activities:
Cash and cash equivalents at beginning of period	0
Cash and cash equivalents at end of period	0
Guarantors
Cash flow from financing activities:
Cash and cash equivalents at beginning of period	646
Cash and cash equivalents at end of period	737
Non-Guarantors
Cash flow from financing activities:
Cash and cash equivalents at beginning of period	6,281
Cash and cash equivalents at end of period	12,672
Successor
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	11,185
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	(15,140)
Proceeds from derivative instruments	(721)
Proceeds from the sale of assets	557
Net cash used in investing activities	(15,304)
Cash flow from financing activities:
Loans from (repayments to) affiliates	0
Short-term debt borrowings	11,004
Revolving Facility borrowings	32,000
Revolving Facility reductions	(32,000)
Principal payments on long term debt	(69)
Purchase of treasury shares	0
Revolving Facility refinancing	(922)
Other	0
Net cash provided by financing activities	10,013
Net change in cash and cash equivalents	5,894
Effect of exchange rate changes on cash and cash equivalents	588
Cash and cash equivalents at beginning of period	6,927
Cash and cash equivalents at end of period	13,409
Successor | Parent
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	(9,568)
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	0
Proceeds from derivative instruments	0
Proceeds from the sale of assets	0
Net cash used in investing activities	0
Cash flow from financing activities:
Loans from (repayments to) affiliates	9,568
Short-term debt borrowings	0
Revolving Facility borrowings	0
Revolving Facility reductions	0
Principal payments on long term debt	0
Revolving Facility refinancing	0
Net cash provided by financing activities	9,568
Net change in cash and cash equivalents	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
Successor | Guarantors
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	14,014
Cash flow from investing activities:
(Loans to) repayments from affiliates	(9,568)
Capital expenditures	(4,825)
Proceeds from derivative instruments
Proceeds from the sale of assets	458
Net cash used in investing activities	(13,935)
Cash flow from financing activities:
Loans from (repayments to) affiliates	0
Short-term debt borrowings	6,002
Revolving Facility borrowings	27,000
Revolving Facility reductions	(32,000)
Principal payments on long term debt	(69)
Revolving Facility refinancing	(922)
Net cash provided by financing activities	11
Net change in cash and cash equivalents	90
Effect of exchange rate changes on cash and cash equivalents	0
Cash and cash equivalents at beginning of period	646
Cash and cash equivalents at end of period	736
Successor | Non-Guarantors
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities	6,739
Cash flow from investing activities:
(Loans to) repayments from affiliates	0
Capital expenditures	(10,315)
Proceeds from derivative instruments	(721)
Proceeds from the sale of assets	99
Net cash used in investing activities	(10,937)
Cash flow from financing activities:
Loans from (repayments to) affiliates	0
Short-term debt borrowings	5,002
Revolving Facility borrowings	5,000
Revolving Facility reductions	0
Principal payments on long term debt	0
Revolving Facility refinancing	0
Net cash provided by financing activities	10,002
Net change in cash and cash equivalents	5,804
Effect of exchange rate changes on cash and cash equivalents	588
Cash and cash equivalents at beginning of period	6,281
Cash and cash equivalents at end of period	12,673
Predecessor
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		$ 24,220
Cash flow from investing activities:
(Loans to) repayments from affiliates		0
Capital expenditures		(25,620)
Proceeds from derivative instruments		(7,804)
Proceeds from the sale of assets		638
Net cash used in investing activities		(32,786)
Cash flow from financing activities:
Loans from (repayments to) affiliates		0
Dividends to affiliates		0
Short-term debt borrowings		4,506
Revolving Facility borrowings		74,000
Revolving Facility reductions		(66,000)
Principal payments on long term debt		(67)
Purchase of treasury shares		(63)
Revolving Facility refinancing		(2,722)
Other		(2,850)
Net cash provided by financing activities		6,804
Net change in cash and cash equivalents		(1,762)
Effect of exchange rate changes on cash and cash equivalents		(1,283)
Cash and cash equivalents at beginning of period		17,550
Cash and cash equivalents at end of period		14,505
Predecessor | Parent
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		(7,355)
Cash flow from investing activities:
(Loans to) repayments from affiliates		7,418
Capital expenditures		0
Proceeds from derivative instruments		0
Proceeds from the sale of assets		0
Net cash used in investing activities		7,418
Cash flow from financing activities:
Loans from (repayments to) affiliates		0
Dividends to affiliates		0
Short-term debt borrowings		0
Revolving Facility borrowings		0
Revolving Facility reductions		0
Principal payments on long term debt		0
Purchase of treasury shares		(63)
Revolving Facility refinancing		0
Other		0
Net cash provided by financing activities		(63)
Net change in cash and cash equivalents		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
Predecessor | Guarantors
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		22,992
Cash flow from investing activities:
(Loans to) repayments from affiliates		0
Capital expenditures		(16,994)
Proceeds from derivative instruments		(7,595)
Proceeds from the sale of assets		397
Net cash used in investing activities		(24,192)
Cash flow from financing activities:
Loans from (repayments to) affiliates		(7,418)
Dividends to affiliates		0
Short-term debt borrowings		2,001
Revolving Facility borrowings		62,000
Revolving Facility reductions		(54,000)
Principal payments on long term debt		(67)
Purchase of treasury shares		0
Revolving Facility refinancing		(2,691)
Other		(2,850)
Net cash provided by financing activities		(3,025)
Net change in cash and cash equivalents		(4,225)
Effect of exchange rate changes on cash and cash equivalents		0
Cash and cash equivalents at beginning of period		5,503
Cash and cash equivalents at end of period		1,278
Predecessor | Non-Guarantors
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		36,293
Cash flow from investing activities:
(Loans to) repayments from affiliates		0
Capital expenditures		(8,626)
Proceeds from derivative instruments		(209)
Proceeds from the sale of assets		241
Net cash used in investing activities		(8,594)
Cash flow from financing activities:
Loans from (repayments to) affiliates		0
Dividends to affiliates		(27,710)
Short-term debt borrowings		2,505
Revolving Facility borrowings		12,000
Revolving Facility reductions		(12,000)
Principal payments on long term debt		0
Purchase of treasury shares		0
Revolving Facility refinancing		(31)
Other		0
Net cash provided by financing activities		(25,236)
Net change in cash and cash equivalents		2,463
Effect of exchange rate changes on cash and cash equivalents		(1,283)
Cash and cash equivalents at beginning of period		12,047
Cash and cash equivalents at end of period		13,227
Consolidating Entries and Eliminations
Cash flow from financing activities:
Cash and cash equivalents at beginning of period	0
Cash and cash equivalents at end of period	0
Consolidating Entries and Eliminations | Successor
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	9,568
Capital expenditures	0
Proceeds from derivative instruments	0
Proceeds from the sale of assets	0
Net cash used in investing activities	9,568
Cash flow from financing activities:
Loans from (repayments to) affiliates	(9,568)
Short-term debt borrowings	0
Revolving Facility borrowings	0
Revolving Facility reductions	0
Principal payments on long term debt	0
Revolving Facility refinancing	0
Net cash provided by financing activities	(9,568)
Net change in cash and cash equivalents	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
Consolidating Entries and Eliminations | Predecessor
Condensed Financial Statements, Captions [Line Items]
Net cash (used in) provided by operating activities		(27,710)
Cash flow from investing activities:
(Loans to) repayments from affiliates		(7,418)
Capital expenditures		0
Proceeds from derivative instruments		0
Net cash used in investing activities		(7,418)
Cash flow from financing activities:
Loans from (repayments to) affiliates		7,418
Dividends to affiliates		27,710
Short-term debt borrowings		0
Revolving Facility borrowings		0
Revolving Facility reductions		0
Principal payments on long term debt		0
Purchase of treasury shares		0
Revolving Facility refinancing		0
Other		0
Net cash provided by financing activities		35,128
Net change in cash and cash equivalents		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