Benefit Plans (Details) - CPSI 401(k) Retirement Plan - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Jan. 31, 1994	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Defined Contribution Plan Disclosure [Line Items]
Requisite service period for employee eligibility	1 year
Employee contribution (up to)		60.00%
Employer contribution		$ 2.6	$ 2.8	$ 2.2