Significant Accounting Policies and Recent Accounting Pronouncements - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2019 USD ($) Customer	Dec. 31, 2018 USD ($) Customer	Jan. 01, 2019 USD ($)
Accounting Policies [Line Items]
Concentration Risk, Customer	No customer accounted for 10% or more of net revenue for the years ended December 31, 2019 or 2018, respectively. No customer accounted for 10% or more of the Company’s accounts receivable balance at December 31, 2019 or 2018.
Number of major customer represented stated percentage of total net revenue | Customer	0	0
Number of customers who accounted for 10% or more accounts receivable balance | Customer	0	0
Impairment losses on long lived assets	$ 0	$ 0
Capitalized software development costs, net	318,000	381,000
Software development costs capitalized in period	0	0
Amortization expense	2,572,000	2,085,000
Foreign currency translation and transactions gains (losses)	100,000	(200,000)
Operating Lease ROU assets	4,629,000
Operating lease liability	$ 4,827,000
ASU 2016-02
Accounting Policies [Line Items]
Operating Lease ROU assets			$ 5,800,000
Operating lease liability			$ 5,900,000
Automobiles
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	5 years
Purchased Software
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	3 years
Research and Development
Accounting Policies [Line Items]
Estimated useful lives of intangible asset	3 years
Amortization expense	$ 266,000	$ 233,000
Minimum
Accounting Policies [Line Items]
Estimated useful lives of intangible asset	4 years
Minimum | Furniture, Fixtures and Office Equipment
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	3 years
Minimum | Plant and Machinery
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	5 years
Maximum
Accounting Policies [Line Items]
Estimated useful lives of intangible asset	12 years
Maximum | Furniture, Fixtures and Office Equipment
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	10 years
Maximum | Plant and Machinery
Accounting Policies [Line Items]
Property and equipment, estimated useful lives	7 years