ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

6 Months Ended

Jun. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Reconciliation of cash, cash equivalents, and restricted cash

The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the Company's consolidated balance sheets to the total amount presented in the consolidated statement of cash flows (in thousands):

	June 30, 2018		December 31, 2017
Cash and cash equivalents at beginning of period	$	37,682	$	28,687
Current restricted cash at beginning of period	1,514		1,510
Long-term restricted cash at beginning of period	7,565		6,429
Cash, cash equivalents, and restricted cash at beginning of period	$	46,761	$	36,626
Cash and cash equivalents at end of period	$	28,775	$	37,682
Current restricted cash at end of period	1,513		1,514
Long-term restricted cash at end of period	7,242		7,565
Cash, cash equivalents, and restricted cash at end of period	$	37,530	$	46,761

Loyalty deferred revenue

The deferred revenue associated with the loyalty program at June 30, 2018 and December 31, 2017 was $5.0 million and $6.4 million, respectively.

Loyalty program	(in thousands)
Loyalty deferred revenue as of January 1, 2017	$	7,033
Loyalty points forfeited	(5,895		)
Loyalty points used	(14,316		)
Loyalty points vested	17,836
Loyalty points unvested	1,748
Loyalty deferred revenue as of December 31, 2017	$	6,406

Loyalty deferred revenue as of January 1, 2018	$	6,406
Loyalty points forfeited	(2,131		)
Loyalty points used	(6,754		)
Loyalty points vested	6,345
Loyalty points unvested	1,091
Loyalty deferred revenue as of June 30, 2018	$	4,957

Sales return reserve

For the six months ended June 30, 2018 our sales return reserve consisted of the following (in thousands):

Sales reserve as of January 1, 2018	$	117
Provision related to sales made in current period	690
Adjustment related to sales made in prior periods	(11		)
Actual returns or credits related to current period	(585		)
Actual returns or credits related to prior periods	(106		)
Sales reserve as of June 30, 2018	$	105