Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Shareholders’ Equity - Narrative (Details) - USD ($)	1 Months Ended	3 Months Ended	9 Months Ended
Shareholders’ Equity - Narrative (Details) - USD ($)	Mar. 31, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Jan. 23, 2020
Equity [Abstract]
Authorized amount of shares under repurchase plan					$ 6,500,000
Repurchase of common stock (in shares)	428,474
Repurchase of common stock (in dollars per share)	$ 15.14
Repurchase of common stock	$ 6,500,000	$ 5,130,000	$ 6,487,000	$ 6,104,000