Income Taxes (Details) - Latest Tax Year	3 Months Ended
	Mar. 31, 2019
Internal Revenue Service (IRS)
Income Tax [Line Items]
Tax Year Closed	2013
TEXAS
Income Tax [Line Items]
Tax Year Closed	2013
NEW MEXICO
Income Tax [Line Items]
Tax Year Closed	2013
ARIZONA
Income Tax [Line Items]
Tax Year Closed	2013