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Business Combination - Summary of Preliminary Fair Value of Assets Acquired and Liabilities Assumed (Detail) - USD ($) | Sep. 30, 2019 | Jan. 10, 2019 | Dec. 31, 2018
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Business Acquisition [Line Items] |  |  |
Goodwill | $ 97,538,000 |  | $ 86,144,000
Providigm, LLC [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Accounts and unbilled receivable, net |  | $ 960,000 |
Prepaid assets |  | 847,000 |
Property and equipment |  | 50,000 |
Operating lease right-of-use assets |  | 1,233,000 |
Other assets |  | 49,000 |
Deferred tax assets |  | 104,000 |
Goodwill |  | 11,395,000 |
Intangible assets |  | 5,950,000 |
Accounts payable and accrued liabilities |  | (1,196,000) |
Deferred revenue |  | (141,000) |
Operating lease liabilities |  | (1,233,000) |
Net assets acquired |  | $ 18,018,000 |

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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=116869197&loc=d3e4845-128472 + Details
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