Consolidation of Variable Interest Entity - Pro Forma Financial Information (Detail) - USD ($)	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Schedule Of Equity Method Investments [Line Items]
Loss in equity investments	$ (269,726)	$ (357,701)
Milestone Medical Inc. & Milestone Education LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Total revenue		2,791,103
Cost of products sold		933,148
Gross Profit		1,857,955
Selling, general and administrative expenses		2,683,757
Research and development expenses		143,685
Operating expenses		2,827,442
Loss from operations		(969,643)
Interest expense		(369)
Interest income		1,213
Loss before Provision for Income Tax		(968,643)
Loss before equity in net earnings of equity investments		(968,643)
Loss in equity investments		(357,701)
Net loss		(1,326,344)
Less: Net loss attributable to the noncontrolling interests		(457,436)
Net loss attributable to Milestone Scientific Inc.		(868,908)
Milestone Medical Inc. [Member]
Schedule Of Equity Method Investments [Line Items]
Loss in equity investments		(450,160)
Milestone Education LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Loss in equity investments		(4,215)
Milestone China [Member]
Schedule Of Equity Method Investments [Line Items]
Loss in equity investments	(164,837)	96,674
Gain on earnings from China Joint Venture	$ (269,726)	$ 96,674