Prepaid Expenses and Other Assets (Tables)

12 Months Ended

Dec. 31, 2016

Prepaid Expenses and Other Assets

Schedule of prepaid expenses and other current assets

	December 31,
	2016		2015
	(in thousands)
Prepaid insurance	$	296	$	302
Prepaid contractor fees and vendor advances		—		12
Deferred offering costs		153		—
Recoupable deposits and other		129		137
	$	578	$	451