Investments in WTLPG (Tables)

12 Months Ended

Dec. 31, 2019

Equity Method Investments and Joint Ventures [Abstract]

Select financial information for significant unconsolidated equity-method investees

Selected financial information for WTLPG during the period of ownership is as follows:

	As of July 31,						Seven Months Ended July 31,
	Total Assets		Long-Term Debt		Members’ Equity/Partners' Capital		Revenues		Net Income
2018
WTLPG	$	928,349	$	—	$	868,894	$	55,534	$	16,642

	As of December 31,						Years ended December 31,
	Total Assets		Long-Term Debt		Members’ Equity/Partners' Capital		Revenues		Net Income
2017
WTLPG	$	837,163	$	—	$	787,426	$	87,048	$	21,571