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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Schedule of Error Corrections and Prior Period Adjustments
The following table summarizes the reclassification activity for the year ended December 31, 2017:
 
Year Ended December 31, 2017
(in thousands)
As previously reported (1)
 
Category expansion
 
Operating costs and expenses reclassification
 
As currently reported
Cost of revenue (exclusive of depreciation and amortization)
$
140,341

 
$

 
$
6,041

 
$
146,382

Sales and marketing expenses
16,176

 
(1,615
)
 
(2,588
)
 
11,973

Product development

 
2,578

 

 
2,578

General and administrative expenses
59,510

 
(963
)
 
(3,453
)
 
55,094

(1) Adjusted for discontinued operations.
Restrictions on Cash and Cash Equivalents
As of December 31, 2018 and 2017, the Company's cash, cash equivalents and restricted cash balances consist of the following:
 
Year ended December 31,
(In thousands)
2018
 
2017
Cash and cash equivalents
$
17,769

 
$
16,564

Restricted cash
1,480

 

Total cash, cash equivalents and restricted cash
$
19,249

 
$
16,564

Schedule of Allowance for Doubtful Accounts
The movements within the allowance for doubtful accounts consist of the following:
 
Year ended December 31,
(In thousands)
2018
 
2017
Beginning balance
1,624

 
679

Charges to expenses
462

 
1,733

Write-offs
(335
)
 
(788
)
Ending balance
$
1,751

 
$
1,624

Estimated Useful Lives of Property and Equipment
The estimated useful lives of property and equipment are as follows:
Computer and network equipment
5-7 years
Furniture, fixtures and office equipment
3-5 years
Leasehold improvements
4-7 years
Property and equipment, net consists of the following:
(In thousands)
December 31, 2018
 
December 31, 2017
Computer and network equipment
$
276

 
$
159

Furniture, fixtures and office equipment
564

 
245

Leased furniture, fixtures and office equipment
747

 

Leasehold improvements
1,023

 
1,023

Total cost of property and equipment
2,610

 
1,427

Less: accumulated depreciation and amortization
(1,230
)
 
(740
)
Property and equipment, net
$
1,380

 
$
687