Cash, cash equivalents, short-term investments and restricted cash

The following table summarizes the Company’s cash, cash equivalents, short-term investments, and restricted cash at December 31, 2018 and 2017 (in thousands):



	December 31, 2018		December 31, 2017
Cash and cash equivalents:
Cash	$	58,185	78,906
Cash equivalents	—		—
Cash and cash equivalents	$	58,185	$	78,906
Short-term investments	$	7,481	$	12,311
Restricted cash	$	11,053	$	2,658



	December 31, 2018		December 31, 2017
Cash and cash equivalents	$	58,185	$	78,906
Restricted cash	11,053		2,658
Total cash, cash equivalents and restricted cash shown in the consolidated statement of cash flows	$	69,238	$	81,564

The following table summarizes the Company’s unrealized gains and losses related to the cash equivalents and short-term investments in marketable securities designated as available-for-sale (in thousands):



	As of December 31, 2018								As of December 31, 2017
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Loss		Fair Value		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Loss			Fair Value
Marketable securities:
Money market accounts	$	—	$	—	$	—	$	—	$	—	$	—	$	—		$	—
Money market funds	7,481		—		—		7,481		11,561		—		—			11,561
Corporate debt securities	—		—		—		—		—		—		—			—
U.S. government securities	—		—		—		—		751		—		(1		)	750
Sovereign government bonds	—		—		—		—		—		—		—			—
Total	$	7,481	$	—	$	—	$	7,481	$	12,312	$	—	$	(1	)	$	12,311
Reported as:
Cash equivalents	$	—	$	—	$	—	$	—	$	—	$	—	$	—		$	—
Short-term investments	7,481		—		—		7,481		12,312		—		(1		)	12,311
Total	$	7,481	$	—	$	—	$	7,481	$	12,312	$	—	$	(1	)	$	12,311

As of December 31, 2018 and 2017, maturities of marketable securities were as follows (in thousands):



	December 31, 2018		December 31, 2017
Less than 1 year	$	7,481	$	12,311
Due in 1 to 2 years	—		—
Due in 3 to 5 years	—		—
Total	$	7,481	$	12,311

Realized gains and losses on the sale of marketable securities during the years ended December 31, 2018, 2017 and 2016 were immaterial. The Company did not recognize any impairment losses on its marketable securities during the years ended December 31, 2018, 2017 or 2016. As of December 31, 2018, the Company did not have any investments in marketable securities that were in an unrealized loss position for a period in excess of 12 months.