Consolidated Balance Sheets (Unaudited) - EGTS (Parenthetical) - $ / shares	Mar. 31, 2023	Dec. 31, 2022
Common stock, shares authorized	115,000,000	115,000,000
Common stock, shares outstanding	76,000,000	76,000,000
Common stock, shares issued	76,000,000	76,000,000
EGTS
Common stock, shares authorized	75,000	75,000
Common stock, par value (in dollars per share)	$ 10,000	$ 10,000
Common stock, shares outstanding	60,101	60,101
Common stock, shares issued	60,101	60,101