Segment Information - Summary of Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Total revenues	$ 82,435	$ 68,510	$ 159,134	$ 140,660
Income (loss) from operations	15	(227)	636	(671)
Depreciation and amortization	1,964	2,553	4,249	5,268
PFS Operations
Segment Reporting Information [Line Items]
Total revenues	61,245	49,250	116,165	102,681
LiveArea Professional Services
Segment Reporting Information [Line Items]
Total revenues	21,190	19,260	42,969	37,979
Operating Segments
Segment Reporting Information [Line Items]
Total revenues	82,435	68,510	159,134	140,660
Income (loss) from operations	4,851	4,430	11,123	8,828
Operating Segments | PFS Operations
Segment Reporting Information [Line Items]
Total revenues	61,245	49,250	116,165	102,681
Income (loss) from operations	4,402	2,129	7,492	4,654
Depreciation and amortization	1,421	1,981	3,195	4,033
Operating Segments | LiveArea Professional Services
Segment Reporting Information [Line Items]
Total revenues	21,190	19,260	42,969	37,979
Income (loss) from operations	449	2,301	3,631	4,174
Depreciation and amortization	206	284	429	615
Unallocated Corporate
Segment Reporting Information [Line Items]
Income (loss) from operations	(4,836)	(4,657)	(10,487)	(9,499)
Depreciation and amortization	$ 337	$ 288	$ 625	$ 620