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Leases (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) Option	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Initial term of lease	12 months
Number of options to renew lease | Option	1
Operating lease cost	$ 4,069	$ 4,554	$ 4,928
Other information related to operating leases
Operating cash flows from operating leases	3,630	3,835	3,731
Right-of-use assets obtained in exchange for new lease liabilities	$ 589	3,549	4,924
Weighted-average discount rate	5.00%
Weighted average remaining lease term	6 years 4 months 24 days
Minimum [Member]
Renewal terms to extend the lease	1 year
Maximum [Member]
Renewal terms to extend the lease	5 years
Building
Operating lease cost	$ 2,564	2,978	3,397
Automobile
Operating lease cost	$ 1,505	$ 1,576	$ 1,531

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Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of cash outflow from operating lease to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of increase in right-of-use asset obtained in exchange for operating lease liability.

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