Condensed Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Issuance of common stock tax benefits	$ 0
Common Stock [Member]
Issuance of common stock tax benefits	0
Additional Paid-in Capital [Member]
Issuance of common stock tax benefits	$ 0