Move NaN/empty string check to formatDollars

js/components/text_input.js

@@ -85,9 +85,6 @@ export default {
     },
 
     onBlur: function(e) {
-      if (this.validation === 'dollars' && this.value === '$NaN') {
-        this.value = this.initialValue
-      }
       this._checkIfValid({ value: e.target.value, invalidate: true })
     },
 

js/lib/dollars.js

@@ -5,6 +5,10 @@ export const formatDollars = (value, cents = true) => {
       currency: 'USD',
     })
   } else if (typeof value === 'string') {
+    if (value === '') {
+      return value
+    }
+
     return parseFloat(value).toLocaleString('us-US', {
       style: 'currency',
       currency: 'USD',