Restricted net assets (Tables)

3 Months Ended

Mar. 31, 2021

Restricted Net Assets [Abstract]

Schedule of restrictions on net assets

The following table summarizes the Company’s cash, cash equivalents and restricted cash (in thousands): 

	March 31, 2021		December 31, 2020
Cash and cash equivalents	$	83,068	$	95,117
Restricted cash	488		489
Total cash, cash equivalents and restricted cash shown in the statement of cash flows	$	83,556	$	95,606

As of March 31, 2021 and December 31, 2020, the Company's consolidated subsidiaries had $11.3 million and $11.4 million, respectively, of restricted net assets. This compares to the Company's consolidated net assets of $169.7 million and $180.4 million as of March 31, 2021 and December 31, 2020, respectively, which consisted of (in thousands):

	March 31, 2021		December 31, 2020
Cash restricted in China as a result of unfulfilled government grants	$	451	$	452
China earnings restricted to fund statutory common reserves in China	9,973		10,010
Loan agreements in Japan requiring local subsidiaries to maintain minimum net asset levels	903		969
Total restricted net assets in the Company's consolidated subsidiaries	$	11,327	$	11,431