Condensed Consolidated Statements of Changes in Stockholders' Equity Statement (USD $)	Total	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Parent [Member]	Noncontrolling Interest [Member]	Exchange of Warrants [Member]	Exchange of Warrants [Member] Common Stock [Member]	Exchange of Warrants [Member] Additional Paid-in Capital [Member]	Exchange of Warrants [Member] Parent [Member]	United States Postretirement Benefit Plan of US Entity [Member]	United States Postretirement Benefit Plan of US Entity [Member] Common Stock [Member]	United States Postretirement Benefit Plan of US Entity [Member] Additional Paid-in Capital [Member]	United States Postretirement Benefit Plan of US Entity [Member] Parent [Member]
Beginning balance, stockholders' equity at Dec. 31, 2013	$ 1,115,100,000	$ 0		$ 1,212,000,000	$ (194,200,000)	$ 1,300,000	$ 1,019,100,000	$ 96,000,000
Beginning balance, shares (in Shares) at Dec. 31, 2013		2,000,000	103,571,941
Price of shares issued (in usd per share)	$ 11.00								$ 11.50
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(5,900,000)				(7,400,000)		(7,400,000)	1,500,000
Issuance of common shares to Founders from stock dividend declared on December 31, 2014	3,400,000		0	0	0	3,400,000	3,400,000	0
Issuance of common shares to former non-founder director for exercise of stock options		0	1,000,000	(1,000,000)
Issuance of stock, shares (in Shares)			3,959
Issuance of stock	0			0			0
Exercise of warrants for common shares (in shares)										14,992,950
Exercise of warrants for common shares									172,500,000	200,000	172,300,000	172,500,000
Issuance of common shares with 401 (k) (in shares)														1,670,386
Issuance of common shares with 401 (k)													18,400,000	0	18,400,000	18,400,000
Distribution to non-controlling interest	(200,000)							(200,000)
Ending balance, stockholders' equity at Mar. 31, 2014	1,303,300,000	0	1,200,000	1,401,700,000	(201,600,000)	4,700,000	1,206,000,000	97,300,000
Ending balance, shares (in Shares) at Mar. 31, 2014		2,000,000	120,239,236
Beginning balance, stockholders' equity at Dec. 31, 2014	2,552,600,000	0	1,900,000	2,812,400,000	(224,100,000)	(130,600,000)	2,459,600,000	93,000,000
Beginning balance, shares (in Shares) at Dec. 31, 2014		2,000,000	182,066,980
Price of shares issued (in usd per share)	$ 11.00								$ 11.50
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(26,300,000)				(26,700,000)		(26,700,000)	400,000
Issuance of common shares to Founders from stock dividend declared on December 31, 2014	(425,900,000)					(417,200,000)	(417,200,000)	(8,700,000)
Issuance of common shares to Founders from stock dividend declared on December 31, 2014			10,050,290
Issuance of common shares to former non-founder director for exercise of stock options		0	0	900,000
Issuance of common shares to directors for exercise of stock options, value	900,000						900,000	0
Issuance of common shares to directors for exercise of stock options (in shares)			75,000
Issuance of stock, shares (in Shares)			21,316
Issuance of stock	0			200,000			200,000	(200,000)
Exercise of warrants for common shares (in shares)										7,986
Exercise of warrants for common shares									100,000	0	100,000	100,000
Issuance of common shares with 401 (k) (in shares)														0
Issuance of common shares with 401 (k)													700,000	0	700,000	700,000
Acquisition of non-controlling interest with Arysta Acquisition	24,600,000							24,600,000
Ending balance, stockholders' equity at Mar. 31, 2015	$ 2,126,700,000	$ 0	$ 1,900,000	$ 2,814,300,000	$ (250,800,000)	$ (547,800,000)	$ 2,017,600,000	$ 109,100,000
Ending balance, shares (in Shares) at Mar. 31, 2015		2,000,000	192,221,572