Shareholders' Equity, Payout Restrictions Based on Capital Conservation Buffer (Details) $ in Millions	Jun. 30, 2020 USD ($)
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Retained earnings available for dividend declaration	$ 29.5
Greater than 2.5% [Member]
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Maximum payout percentage		[1]
Less than or Equal to 2.5% and Greater than 1.875% [Member]
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Maximum payout percentage	60.00%
Less than or Equal to 1.875% and Greater than 1.25% [Member]
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Maximum payout percentage	40.00%
Less than or Equal to 1.25% and Greater than 0.625% [Member]
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Maximum payout percentage	20.00%
Less than or Equal to 0.625% [Member]
Payout Restrictions Based on Capital Conservation Buffer [Abstract]
Maximum payout percentage	0.00%

[1] No payout limitations applies.