CONDENSED CONSOLIDATED AND COMBINED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Preferred Stock	Common Stock	Treasury Stock	Net Parent Investment	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income
Balances - beginning (Predecessor) at Dec. 31, 2014	$ 234,351				$ 232,293			$ 2,058
Increase (Decrease) in Stockholders' Equity
Comprehensive income | Predecessor	(1,725)				0			(1,725)
Net transfers from parent | Predecessor	6,211				6,211
Comprehensive loss | Predecessor	(15,782)
Net loss | Predecessor	(14,057)				(14,057)
Balances - ending (Predecessor) at Jul. 31, 2015	224,780				$ 224,447			333
Balances - ending (Successor) at Jul. 31, 2015	879	$ 0	$ 1			$ 7,080	$ (6,202)	0
Balances- ending (in shares) (Successor) at Jul. 31, 2015		0	6,876,248
Increase (Decrease) in Stockholders' Equity
Comprehensive income | Successor	(1,428)							(1,428)
Reclassification of redeemable shares | Successor	206,862		$ 2			206,860
Reclassification of redeemable shares (in shares) | Successor			20,686,252
Issuance of PIPE shares | Successor	50,000					50,000
Issuance of PIPE shares (in shares) | Successor			4,878,048
Issuance of common and preferred shares to Dow | Successor	210,000		$ 2			209,998
Issuance of common and preferred shares to Dow (in shares) | Successor		1	17,500,000
Reclassification of warrants | Successor	(6,160)					(6,160)
Stock / Equity-based compensation | Successor	662					662
Repurchase of warrants | Successor	(920)					(920)
Comprehensive loss | Successor	(15,449)
Net loss | Successor	(14,021)						(14,021)
Balances - ending (Successor) at Sep. 30, 2015	445,874	$ 0	$ 5			467,520	(20,223)	(1,428)
Balances- ending (in shares) (Successor) at Sep. 30, 2015		1	49,940,548
Balances - beginning (Successor) at Dec. 31, 2015	443,903	$ 0	$ 5	$ (2,397)		472,494	(20,640)	(5,559)
Balances - beginning (in shares) (Successor) at Dec. 31, 2015		1	49,940,548	412,334
Increase (Decrease) in Stockholders' Equity
Comprehensive income | Successor	4,619
Stock / Equity-based compensation | Successor	2,901					2,901
Issuance of restricted stock (in shares) | Successor			644,395
Repurchase of stock for treasury | Successor	(1,488)			$ (1,488)		0
Repurchase of stock for treasury (in shares) | Successor				(249,047)
Comprehensive loss | Successor	(38,370)						(42,989)	4,619
Net loss | Successor	(42,989)
Balances - ending (Successor) at Sep. 30, 2016	$ 406,946	$ 0	$ 5	$ (3,885)		$ 475,395	$ (63,629)	$ (940)
Balances- ending (in shares) (Successor) at Sep. 30, 2016		1	50,584,943	661,381.000