Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Summary of Significant Accounting Policies

Schedule of allowance for doubtful accounts

	Years Ended
	December 31,
	2016			2015			2014
Allowance for doubtful accounts:
Beginning balance	$	69		$	883		$	959
Add: bad debt recovery(1)	(116		)	(87		)	(16		)
Less: write-offs and other adjustments(2)	50			(727		)	(60		)
Ending balance	$	3		$	69		$	883

(1) Collections of previously reserved amounts

(2) During 2015, the Company wrote off $666 in accounts receivable balances related to a customer that was previously reserved for in 2010 as doubtful accounts, which remained uncollectible.

Schedule of estimated useful lives of property and equipment

Computer hardware	3 years
Furniture and fixtures	7 years
Computer software	3 years
Office equipment	3 years

Schedule of estimated useful lives of intangible assets that are not considered to have an indefinite useful life

Technology	5 to 7 years
Customer relationships	5 to 10 years
Trademarks and trade names	5 to 7 years