Stockholder's Equity	12 Months Ended
	Dec. 31, 2019
Stockholders' Equity Note [Abstract]
Stockholders' Equity	<div style="font-family:Times New Roman;font-size:10pt;"><div style="line-height:120%;padding-top:16px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Stockholders&#8217; Equity</font></div><div style="line-height:120%;padding-top:12px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On December 2, 2016, we completed a sale of </font><font style="font-family:inherit;font-size:10pt;">3.45 million</font><font style="font-family:inherit;font-size:10pt;"> shares of our common stock in a public offering. Net proceeds from the sale totaled </font><font style="font-family:inherit;font-size:10pt;">$236.4 million</font><font style="font-family:inherit;font-size:10pt;">. The additional equity was used for general corporate purposes, including repayment of </font><font style="font-family:inherit;font-size:10pt;">$20.0</font><font style="font-family:inherit;font-size:10pt;"> million of short-term debt and as additional capital to support continued loan growth.</font></div></div>