Fair Value of Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Carrying Value and Estimated Fair Value of Financial Instruments

The following tables present the carrying values of those financial instruments and the estimated corresponding fair values at March 31, 2020 and December 31, 2019 (in thousands):

			Estimated Fair Value Measurements at March 31, 2020
	Carrying Value as of March 31, 2020		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	32,414	$	32,414	$	32,414	$	—	$	—
Restricted cash and investments		30,167		30,167		30,167		—		—
Liabilities:
Borrowings under senior credit facility	$	1,265,886	$	1,091,696	$	—	$	1,091,696	$	—
5.875% Senior Notes due 2022		193,958		174,190		—		174,190		—
5.125% Senior Notes due 2023		294,500		224,586		—		224,586		—
5.875% Senior Notes due 2024		250,000		180,398		—		180,398		—
6.00% Senior Notes due 2026		350,000		228,806		—		228,806		—
Non-recourse debt		288,074		288,153		—		288,153		—

			Estimated Fair Value Measurements at December 31, 2019
	Carrying Value as of December 31, 2019		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	32,463	$	32,463	$	32,463	$	—	$	—
Restricted cash and investments		35,010		35,010		35,010		—		—
Liabilities:
Borrowings under senior credit facility	$	1,298,671	$	1,218,861	$	—	$	1,218,861	$	—
5.875% Senior Notes due 2022		193,958		194,239		—		194,239		—
5.125% Senior Notes due 2023		300,000		287,982		—		287,982		—
5.875% Senior Notes due 2024		250,000		228,493		—		228,493		—
6.00% Senior Notes due 2026		350,000		314,052		—		314,052		—
Non-recourse debt		328,178		327,792		—		327,792		—