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Revenue Recognition and Sales Commissions - Schedule of Revenues Included in Continuing Operations Disaggregated by Revenue Source (Detail) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | $ 61,572 | $ 65,187
Workforce Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 49,824 | 54,295
Provider Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 11,748 | 10,892
Subscription Services [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 58,344 | 61,885
Subscription Services [Member] | Workforce Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 48,717 | 52,805
Subscription Services [Member] | Provider Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 9,627 | 9,080
Professional Services [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 3,228 | 3,302
Professional Services [Member] | Workforce Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | 1,107 | 1,490
Professional Services [Member] | Provider Solutions [Member] |  |
Disaggregation Of Revenue [Line Items] |  |
Total revenues, net | $ 2,121 | $ 1,812

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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