Note 2 - Acquisitions of Businesses (Details) (USD $)	6 Months Ended		6 Months Ended	0 Months Ended			1 Months Ended		0 Months Ended	1 Months Ended		2 Months Ended	3 Months Ended	6 Months Ended		0 Months Ended		1 Months Ended	3 Months Ended			0 Months Ended
	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2014 Selling, General and Administrative Expenses [Member] MacDermid [Member]	Apr. 16, 2014 Selling, General and Administrative Expenses [Member] Chemtura [Member]	Jun. 30, 2014 MacDermid [Member] Other Noncurrent Liabilities [Member]	Dec. 31, 2013 MacDermid [Member] Other Noncurrent Liabilities [Member]	Mar. 31, 2014 MacDermid [Member] MacDermid Savings Plan [Member]	Oct. 31, 2013 MacDermid [Member] MacDermid Savings Plan [Member]	Mar. 04, 2014 MacDermid [Member]	Jan. 31, 2014 MacDermid [Member]	Oct. 31, 2013 MacDermid [Member]	Mar. 04, 2014 MacDermid [Member]	Dec. 31, 2013 MacDermid [Member]	Jun. 30, 2014 MacDermid [Member]	Dec. 31, 2008 MacDermid [Member]	Apr. 16, 2014 Chemtura [Member]	Jul. 03, 2014 Chemtura [Member]	Mar. 31, 2012 Specialty Chemical Business [Member] MacDermid [Member]	Mar. 31, 2014 Specialty Chemical Business [Member] MacDermid [Member]	Jun. 30, 2014 PDH [Member]	Jun. 30, 2014 PDH [Member]	Apr. 16, 2014 Cash [Member] Chemtura [Member]
Note 2 - Acquisitions of Businesses (Details) [Line Items]
Business Acquisition, Percentage of Ownership								3.00%	3.00%		97.00%
Business Combination, Consideration Transferred											$ 1,800,000,000					$ 1,000,000,000		$ 8,900,000				$ 950,000,000
Business Combination, Consideration Transferred, Liabilities Incurred											754,200,000
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High											100,000,000			100,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred										8,540,000
Fair Value Inputs, Discount Rate											2.00%
Fair Value Inputs, Future Value of Cash Payments											60,000,000
Business Combination Contingent Consideration Arrangements Expected Future Value of Payments													40,000,000
Business Combination, Contingent Consideration, Liability	58,600,000	34,800,000			58,600,000	34,800,000					35,500,000				35,500,000
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability			23,800,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles														1,500,000
Business Acquisition, Share Price (in Dollars per share)														$ 11.00
Business Acquisition Proportionate Share of Contingent Consideration														100,000,000
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners														6.76%						6.76%
Annual Maximum Percentage of Holdings Exchanged																					25.00%
Common Stock, Capital Shares Reserved for Future Issuance (in Shares)																				8,800,000
Redeemable 401k Plan Interest		20,972,000											20,972,000		21,000,000
Payments to Acquire Businesses, Gross							2,600,000					2,600,000							1,114,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares)							1,670,386					1,670,386				2,000,000
Number of Major Product Lines	2															7
Escrow Deposit																	315,000,000
Business Combination, Acquisition Related Costs				$ 9,900,000												$ 5,000,000
Business Acquisition, Percentage of Voting Interests Acquired									3.00%			3.00%						95.00%