code: public static final Parser<BigDecimal> instance() { // NOPMD it's thread save!
      if (PercentBigDecimalParser.instanceParser == null) {
        synchronized (PercentBigDecimalParser.class) {
          if (PercentBigDecimalParser.instanceParser == null) {
            PercentBigDecimalParser.instanceParser = new PercentBigDecimalParser();
          }
        }
      }
      return PercentBigDecimalParser.instanceParser;
    }
docs: returns the instance.
  
  @return CurrencyDoubleRenderer