Note 3. Earnings Per Share (Details) - shares	Jun. 30, 2019	Dec. 31, 2018
Class A Common Stock
Common stock authorized	500,000	500,000
Common stock issued	206,864	206,864
Common stock outstanding	206,864	206,864
Class B Common Stock
Common stock authorized	10,000,000	10,000,000
Common stock issued	2,068,640	2,068,640
Common stock outstanding	2,068,640	2,068,640