OTHER FINANCIAL INFORMATION

Inventory

Inventory is comprised of the following (in thousands):



	December 31,
	2015		2014
Raw materials	$	145	$	106
Work in process	324		169
	$	469	$	275

Property and Equipment

Property and equipment are comprised of the following (in thousands):



	December 31,
	2015			2014
Leasehold improvements	$	43		$	43
Machinery and equipment	1,591			1,385
Capital lease equipment	76			76
Computer software	130			142
Furniture and fixtures	35			37
Equipment in process	—			—
Total property and equipment	1,875			1,683
Less: accumulated depreciation and amortization	(585		)	(325		)
Property and equipment, net	$	1,290		$	1,358

Depreciation expense totaled $0.3 million, $0.2 million and $0.1 million for the years ended December 31, 2015, 2014, and 2013, respectively.

Accrued Expenses

Accrued expenses are comprised of the following (in thousands):



	December 31,
	2015		2014
Outside research and development services	$	2,228	$	838
Professional fees	466		625
Deferred compensation	178		176
Environmental remediation	6		126
Deferred consideration to Forendo (Note 4)	—		2,500
Other	465		290
	$	3,343	$	4,555

Other Long Term Liabilities

Other long term liabilities are comprised of the following (in thousands):



	December 31,
	2015		2014
Deferred compensation	$	135	$	312
Deferred rent	65		41
Capital lease payable	—		5
	$	200	$	358

Gain on Contract Settlement

The $0.9 million gain on contract settlement recorded during 2014 represents the fair value of 388,888 escrowed shares of common stock that were returned to the Company in connection with a settlement with former managers of the French Subsidiaries. These shares were restored as authorized, unissued common stock in March 2014. The $0.5 million gain on contract settlement recorded during 2013 represents the difference between the $1.2 million in common shares issued to TopoTarget in exchange for the extinguishment of $1.7 million of contingent consideration.