Revenue Recognition - Summary of Disaggregation of Revenue (Detail)	3 Months Ended
	Mar. 31, 2018 USD ($)
Disaggregation of Revenue [Line Items]
Consolidated revenue	$ 25,129
ERP [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	13,145
EPM [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	10,949
Classic Consulting [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,035
Time and materials [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	19,373
Fixed Price [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,878
Retainer [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,229
Software [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,325
Expense [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,324
Point in Time [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,325
Over Time [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	23,804
Service [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	23,804
Service [Member] | ERP [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	11,820
Service [Member] | EPM [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	10,949
Service [Member] | Classic Consulting [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,035
Service [Member] | Time and materials [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	19,373
Service [Member] | Fixed Price [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,878
Service [Member] | Retainer [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,229
Service [Member] | Expense [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,324
Service [Member] | Over Time [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	23,804
Softwares [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,325
Softwares [Member] | ERP [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,325
Softwares [Member] | Software [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	1,325
Softwares [Member] | Point in Time [Member]
Disaggregation of Revenue [Line Items]
Consolidated revenue	$ 1,325