REVENUE (Details) $ in Thousands	6 Months Ended
Jun. 30, 2018 USD ($)
REVENUE
Performance based incentive fees	$ 0

Amount of revenue earned by the entity based on the investment results achieved. Excludes fees based upon a percentage of the assets under management not performance-related.

No definition available.

Name:	myfw_PerformanceBasedIncentiveFees
Namespace Prefix:	myfw_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration