Summary of Major Income and Expense Line Items Reported in Consolidated Statements of Operations (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Cost of revenue:
Income from discontinued operations before income taxes	$ 0	$ (5,016)
Income tax benefit (provision)	0	1,662
Loss from discontinued operations, net of tax	$ 0	(3,354)
Netsmart [Member]
Revenue:
Total revenue		80,204
Cost of revenue:
Total cost of revenue		43,894
Amortization of software development and acquisition related assets		7,814
Gross profit		36,310
Selling, general and administrative expenses		23,133
Research and development		5,187
Amortization of intangible and acquisition-related assets		5,609
Income from discontinued operations before income taxes		2,381
Interest expense		(13,351)
Other loss		(12)
Income tax benefit (provision)		3,213
Loss from discontinued operations, net of tax		(7,769)
Netsmart [Member] | Software delivery, Support and Maintenance [Member]
Revenue:
Total revenue		49,213
Cost of revenue:
Total cost of revenue		14,367
Netsmart [Member] | Client services [Member]
Revenue:
Total revenue		30,991
Cost of revenue:
Total cost of revenue		$ 21,713