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Acquisition of Outward, Inc. - Additional Information (Detail) - Outward Inc.
Dec. 01, 2017
USD ($)
Business Acquisition [Line Items]  
Contractual purchase price $ 112,000,000
Purchase consideration 80,864,000
Consideration owed to former owners of an acquired business, contingent upon continued future service $ 26,690,000
Acquisition payment period 4 years
Cash paid to settle pre-existing obligations as part of a business combination, excluded from consideration transferred $ 4,446,000
Consideration owed to certain key employees of an acquired business, contingent upon continued future service and certain financial targets 20,000,000
Amount allocated to identifiable assets acquired primarily property and equipment 2,767,000
Amount allocated to identifiable liabilities acquired $ 12,169,000