CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Net (loss) income attributable to American Shared Hospital Services	$ (952,000)	$ (312,000)	$ 38,000
Other comprehensive income (loss):
Foreign currency translation adjustments	779,000	(142,000)	(637,000)
Total comprehensive (loss)	(173,000)	(454,000)	(599,000)
Less comprehensive (loss) attributable to the non-controlling interest	337,000	(57,000)	(280,000)
Comprehensive income (loss) attributable to American Shared Hospital Services	$ (510,000)	$ (397,000)	$ (319,000)