Subsequent Event	12 Months Ended
Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Event	Note 11. Subsequent Event On February 21, 2020, we announced that our Board of Directors has approved a three-for-two split of our common stock for shareholders of record as of the close of business on the record date of March 10, 2020. The additional shares will be distributed by our transfer agent, Broadridge Corporate Issuer Solutions, Inc., on March 24, 2020. In lieu of fractional shares, shareholders will receive a cash payment based on the average of the high and low sales prices of the common stock on the record date.

The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-URI http://asc.fasb.org/topic&trid=2122774

Name:	us-gaap_SubsequentEventsTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration