CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Statement Of Income And Comprehensive Income [Abstract]
Net loss	$ (3,216)	$ (17,770)	$ (13,300)	$ (38,512)
Other comprehensive income (loss):
Foreign currency translation adjustments	677	981	(391)	920
Change in unrealized gains on marketable securities	0	14	(228)	17
Net gain (loss) on derivatives qualifying as cash flow hedges	230	151	230	317
Other comprehensive income (loss) before income tax expense (benefit)	907	1,146	(389)	1,254
Income tax (expense) benefit related to items in other comprehensive income (loss)	(90)	(64)	(2)	(131)
Total other comprehensive income (loss)	817	1,082	(391)	1,123
Comprehensive loss	(2,399)	(16,688)	(13,691)	(37,389)
Less: Comprehensive income (loss) attributable to non-controlling interest	0	0	0	0
Comprehensive loss attributable to Allscripts Healthcare Solutions, Inc. stockholders	$ (2,399)	$ (16,688)	$ (13,691)	$ (37,389)