	March 31, 2021		March 31, 2020
Raw materials	$	9,189	$	9,737
Work in progress		9,105		8,522
Finished goods		3,717		2,242
Total inventories	$	22,011	$	20,501

Inventory at March 31, 2021 included $6,829 of raw materials, $4,321 of work in progress and $1,465 of finished goods related to the MosaiQ project. Inventory at March 31, 2020 included $8,093 of raw materials, $4,395 of work in progress, and $368 of finished goods related to the MosaiQ project. During the year ended March 31, 2021 the Company recorded inventory provisions of $2,015 in respect of certain raw materials and work-in-progress items related to the MosaiQ project following evaluation of further development data and corresponding changes in manufacturing processes.

The following table summarizes property and equipment by categories for the periods presented:

	March 31, 2021			March 31, 2020
Plant and equipment	$	62,940		$	57,726
Leasehold improvements	$	33,369			31,395
Total property and equipment		96,309			89,121
Less: accumulated depreciation		(57,779	)		(48,956	)
Total property and equipment, net	$	38,530		$	40,165

Depreciation expenses were $8,547, $12,182,and $12,663 in financial years 2021, 2020 and 2019, respectively. At the beginning of the year ended March 31, 2021, the Company reassessed the useful economic lives of equipment used in the production line at its facility in Eysins, Switzerland. Based on lower utilization rates than initially estimated, the remaining useful lives of the equipment was increased from 4 years to 6 years. The impact of these changes in remaining useful lives was to reduce the depreciation expenses for the year ended March 31, 2021 by $623.

	March 31, 2021		March 31, 2020
Salary and related benefits	$	666	$	635
Accrued vacation		931		521
Accrued payroll taxes		1,255		1,200
Accrued incentive payments		5,392		3,700
Accrued termination and transition payments		3,589		1,154
Total accrued compensation and benefits	$	11,833	$	7,210

In the year ended March 31, 2021 the Company incurred $3,825 in respect of transition arrangements with its new chief executive officer. Payments of $1,800 were made prior to March 31, 2021 and the remaining $2,025 is expected to be paid during the first quarter of the next financial year. The company also incurred $1,193 and $371 in respect of transition arrangements with its former chief executive officer and former chief operating officer, respectively, which are expected to be paid during the next financial year.

In the year ended March 31, 2020, the Company incurred termination benefit costs of $1,323 in respect of a restructuring of its operations. The restructuring was completed during the year ended March 31, 2020. In the year ended March 31, 2020 the Company also incurred transition benefit costs of $807 in respect of the transitional arrangements with its former chief financial officer and its former group financial controller.

	March 31, 2021		March 31, 2020
Accrued legal and professional fees	$	885	$	829
Accrued interest		8,009		8,056
Goods received not invoiced		1,722		1,724
Accrued capital expenditure		1,201		1,287
Other accrued expenses		2,072		3,594
Total accrued expenses and other current liabilities	$	13,889	$	15,490