CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue:
Revenue from contract with customers	$ 444,184	$ 432,430	$ 1,320,693	$ 1,307,616
Cost of revenue:
Amortization of software development and acquisition-related assets	29,295	25,473	86,547	76,017
Total cost of revenue	268,882	254,478	787,174	771,232
Gross profit	175,302	177,952	533,519	536,384
Selling, general and administrative expenses	101,152	108,125	306,939	350,975
Research and development	63,873	63,032	191,597	202,313
Asset impairment charges	248	0	4,037	30,075
Amortization of intangible and acquisition-related assets	6,847	6,609	20,376	19,630
Income (loss) from operations	3,182	186	10,570	(66,609)
Interest expense	(10,839)	(13,251)	(31,447)	(36,925)
Other income (loss), net	781	(536)	(143,700)	(584)
Gain on sale of businesses, net	0	0	0	172,258
Recovery (impairment) of long-term investments	0	0	1,045	(15,487)
Equity in net income (loss) of unconsolidated investments	386	(177)	540	529
(Loss) income from continuing operations before income taxes	(6,490)	(13,778)	(162,992)	53,182
Income tax benefit (provision)	765	1,637	(640)	(5,918)
(Loss) income from continuing operations, net of tax	(5,725)	(12,141)	(163,632)	47,264
Loss from discontinued operations	0	(13,857)	0	(32,980)
Income tax effect on discontinued operations	0	2,152	0	7,627
Loss from discontinued operations, net of tax	0	(11,705)	0	(25,353)
Net (loss) income	(5,725)	(23,846)	(163,632)	21,911
Net loss attributable to non-controlling interests	0	4	424	3,494
Accretion of redemption preference on redeemable convertible non-controlling interest - discontinued operations	0	(12,149)	0	(36,446)
Net loss attributable to Allscripts Healthcare Solutions, Inc. stockholders	$ (5,725)	$ (35,991)	$ (163,208)	$ (11,041)
Basic
Continuing operations	$ (0.03)	$ (0.07)	$ (0.97)	$ 0.28
Discontinued operations	0.00	(0.13)	0.00	(0.34)
Net loss attributable to Allscripts Healthcare Solutions, Inc. stockholders per share	(0.03)	(0.20)	(0.97)	(0.06)
Diluted
Continuing operations	(0.03)	(0.07)	(0.97)	0.28
Discontinued operations	0.00	(0.13)	0.00	(0.34)
Net loss attributable to Allscripts Healthcare Solutions, Inc. stockholders per share	$ (0.03)	$ (0.20)	$ (0.97)	$ (0.06)
Software delivery, Support and Maintenance [Member]
Revenue:
Revenue from contract with customers	$ 284,373	$ 274,138	$ 844,908	$ 839,176
Cost of revenue:
Total cost of revenue	90,329	86,847	269,813	265,795
Client services [Member]
Revenue:
Revenue from contract with customers	159,811	158,292	475,785	468,440
Cost of revenue:
Total cost of revenue	$ 149,258	$ 142,158	$ 430,814	$ 429,420