Note 7 - Pension, Post-Retirement and Post-Employment Plans (Details)	12 Months Ended			12 Months Ended																9 Months Ended		12 Months Ended			12 Months Ended								0 Months Ended					12 Months Ended
	Dec. 31, 2012 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2014 Long-term Growth [Member]	Dec. 31, 2014 Near-term Benefit Payments [Member]	Dec. 31, 2014 Equity Securities [Member]	Dec. 31, 2014 Limited Partnership Interests and Managed Equity Funds [Member]	Dec. 31, 2013 Limited Partnership Interests and Managed Equity Funds [Member]	Dec. 31, 2014 Bond Mutual Fund Holdings [Member]	Dec. 31, 2013 Bond Mutual Fund Holdings [Member]	Dec. 31, 2014 Cash [Member] U.K. Pension Plan [Member]	Dec. 31, 2013 Cash [Member] U.K. Pension Plan [Member]	Dec. 31, 2014 Cash [Member]	Dec. 31, 2013 Cash [Member]	Dec. 31, 2013 Equity Funds [Member] U.K. Pension Plan [Member]	Dec. 31, 2013 Equity Funds [Member]	Dec. 31, 2014 Insurance Buy In Policy [Member] U.K. Pension Plan [Member]	Dec. 31, 2014 Bond Funds [Member] U.K. Pension Plan [Member]	Dec. 31, 2013 Bond Option [Member] U.K. Pension Plan [Member]	Dec. 31, 2013 Successor 2013 Period [Member] MacDermid [Member] USD ($)	Dec. 31, 2013 Successor 2013 Period [Member] USD ($)	Dec. 31, 2014 Retiring Prior to March 31, 1989 [Member]	Dec. 31, 2014 Retiring After April 1, 1989 [Member]	Dec. 31, 2013 Predecessor 2013 Period [Member] USD ($)	Dec. 31, 2014 Minimum [Member] Medical And Dental Plan [Member]	Dec. 31, 2014 Minimum [Member] Other Postretirement Benefit Plan [Member]	Dec. 31, 2014 Maximum [Member] Medical And Dental Plan [Member]	Dec. 31, 2014 Maximum [Member] Other Postretirement Benefit Plan [Member]	Dec. 31, 2014 Pension Plan [Member] USD ($)	Dec. 31, 2013 Pension Plan [Member] USD ($)	Dec. 31, 2014 SERP [Member] USD ($)	Dec. 31, 2013 SERP [Member] USD ($)	Oct. 13, 2014 U.K. Pension Plan [Member] GBP (£)	Dec. 31, 2014 U.K. Pension Plan [Member] USD ($)	Dec. 31, 2013 U.K. Pension Plan [Member] USD ($)	Dec. 31, 2014 Other Foreign Defined Benefit Plans [Member] Other Current Liabilities [Member] USD ($)	Dec. 31, 2013 Other Foreign Defined Benefit Plans [Member] Other Current Liabilities [Member] USD ($)	Dec. 31, 2014 Other Postretirement Benefit Plan [Member]	Dec. 31, 2014 Domestic Defined Benefit Post-Employment Compensation Plan [Member] USD ($)	Dec. 31, 2014 Domestic And Foreign Employees [Member] USD ($)	Dec. 31, 2014 SERP [Member] USD ($)	Dec. 31, 2014 MacDermid, Incorporated Employees' Pension Plan [Member] USD ($)
Note 7 - Pension, Post-Retirement and Post-Employment Plans (Details) [Line Items]
Defined Benefit Plan, Net Periodic Benefit Cost																																								$ 2,100,000	$ 2,700,000	$ 3,500,000
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments																				3,000,000
Pension and Other Postretirement Benefit Expense	3,200,000
Defined Benefit Plan, Benefit Obligation																													150,500,000	131,300,000	7,100,000	6,100,000		83,200,000	67,600,000	3,800,000	4,100,000
Defined Benefit Plan, Expected Contributions in Fiscal Year Four																													0										0
Defined Benefit Plan, Expected Contributions in Fiscal Year Two																													0										0
Defined Benefit Plan, Expected Contributions in Fiscal Year Three																													0										0
Defined Benefit Plan, Expected Contributions in Next Fiscal Year																													0										0
Defined Benefit Plan, Expected Contributions in Fiscal Year Five																													0										0
Defined Benefit Plan, Target Plan Asset Allocations				75.00%	25.00%
Defined Benefit Plan, Actual Plan Asset Allocations						25.00%	58.00%	65.00%	9.00%	9.00%	1.00%	3.00%	8.00%	4.00%	13.00%	22.00%	89.00%	10.00%	84.00%
Defined Benefit Plan, Benefit Obligation, Transferred (in Pounds)																																	49,700,000
Defined Benefit And Postretirement Plan Service Period																									10 years		20 years
Annual Cost Increase for Post-retirement Medical Benefits, Limit																						5.00%	3.00%			2.00%		4.00%
Defined Benefit Plan, Benefit Obligation, Percentage Allocated to Retirees																																						27.00%
Defined Benefit Plan, Benefit Obligation, Percentage Allocated to Fully Eligible Active Participants																																						40.00%
Defined Benefit Plan, Benefit Obligation, Percentage Allocated to Other Active Participants																																						33.00%
Pension and Other Postretirement Benefit Plans, Accumulated Other Comprehensive Income (Loss), Net Gains (Losses), before Tax	(17,300,000)	(21,100,000)																			3,500,000			(30,900,000)										9,900,000
Defined Benefit Plan, Accumulated Benefit Obligation		$ 231,500,000	$ 191,800,000