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Business Combination - Summary of Unaudited Pro Forma Financial Information (Detail) - Providigm, LLC [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Business Acquisition [Line Items]
Total revenues	$ 62,450	$ 62,502	$ 191,728	$ 182,102
Income from continuing operations	3,461	3,222	10,696	10,320
Net income	$ 3,712	$ 3,222	$ 12,141	$ 29,427
Net income per share - basic	$ 0.11	$ 0.10	$ 0.38	$ 0.91
Net income per share - diluted	$ 0.11	$ 0.10	$ 0.38	$ 0.91

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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