Equity (Details 1)	9 Months Ended
	Sep. 30, 2021 USD ($) $ / shares shares
Total number of shares repurchased	179,845
Average price paid per share | $ / shares	$ 11.15
Total number of shares purchased as part of publicly announced program	179,845
Maximum dollar value of shares that may yet be purchased under the program | $	$ 0
August 7-31, 2019
Total number of shares repurchased	22,150
Average price paid per share | $ / shares	$ 9.34
Total number of shares purchased as part of publicly announced program	22,150
Maximum dollar value of shares that may yet be purchased under the program | $	$ 793,000
September 1-30, 2019
Total number of shares repurchased	2,830
Average price paid per share | $ / shares	$ 10.00
Total number of shares purchased as part of publicly announced program	2,830
Maximum dollar value of shares that may yet be purchased under the program | $	$ 765,000
October 1-31, 2019
Total number of shares repurchased	39,363
Average price paid per share | $ / shares	$ 10.44
Total number of shares purchased as part of publicly announced program	39,363
Maximum dollar value of shares that may yet be purchased under the program | $	$ 354,000
November 1-30, 2019
Total number of shares repurchased	11,827
Average price paid per share | $ / shares	$ 10.43
Total number of shares purchased as part of publicly announced program	11,827
Maximum dollar value of shares that may yet be purchased under the program | $	$ 231,000
March 1-31, 2020
Total number of shares repurchased	21,700
Average price paid per share | $ / shares	$ 9.33
Total number of shares purchased as part of publicly announced program	21,700
Maximum dollar value of shares that may yet be purchased under the program | $	$ 1,028,000
April 1-30, 2020
Total number of shares repurchased	22,698
Average price paid per share | $ / shares	$ 9.02
Total number of shares purchased as part of publicly announced program	22,698
Maximum dollar value of shares that may yet be purchased under the program | $	$ 823,000
May 1-31, 2020
Total number of shares repurchased	39,500
Average price paid per share | $ / shares	$ 9.51
Total number of shares purchased as part of publicly announced program	39,500
Maximum dollar value of shares that may yet be purchased under the program | $	$ 448,000
March 1-31, 2021
Total number of shares repurchased	19,777
Average price paid per share | $ / shares	$ 22.89
Total number of shares purchased as part of publicly announced program	19,777
Maximum dollar value of shares that may yet be purchased under the program | $	$ 0
December 1-31, 2019
Average price paid per share | $ / shares	$ 0
Maximum dollar value of shares that may yet be purchased under the program | $	$ 231,000
January 1-31, 2020
Average price paid per share | $ / shares	$ 0
Maximum dollar value of shares that may yet be purchased under the program | $	$ 231,000
February 1-29, 2020
Average price paid per share | $ / shares	$ 0
Maximum dollar value of shares that may yet be purchased under the program | $	$ 231,000