Fair Value of Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Fair Value Disclosures [Abstract]

Carrying value and estimated fair value of financial instruments

The Company’s Consolidated Balance Sheets reflect certain financial instruments at carrying value. The following table presents the carrying values of those instruments and the corresponding estimated fair values (in thousands):

	Estimated Fair Value Measurements at December 31, 2015
	Carrying Value as of December 31, 2015		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	59,638	$	59,638	$	59,638	$	—	$	—
Restricted cash and investments	15,654		15,654		11,536		4,118		—
Liabilities:
Borrowings under Senior Credit Facility	$	777,500	$	777,500	$	—	$	777,500	$	—
5.875% Senior Notes due 2024	250,000		245,783		—		245,783		—
5.125% Senior Notes	300,000		285,189				285,189
5.875% Senior Notes due 2022	250,000		248,125		—		248,125		—
6.625% Senior Notes	300,000		308,625		—		308,625		—
Non-recourse debt, Australian subsidiary	204,539		204,531		—		204,531		—
Other non-recourse debt, including current portion	42,592		43,353		—		43,353		—

	Estimated Fair Value Measurements at December 31, 2014
	Carrying Value as of December 31, 2014		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	41,337	$	41,337	$	41,337	$	—	$	—
Restricted cash	12,638		12,638		3,889		8,749		—
Liabilities:
Borrowings under Senior Credit Facility	$	365,500	$	364,411	$	—	$	364,411	$	—
5.875% Senior Notes due 2024	250,000		256,720				256,720
5.125% Senior Notes	300,000		315,750				315,750
5.875% Senior Notes due 2022	300,000		296,814		—		296,814		—
6.625% Senior Notes	250,000		256,720		—		256,720		—
Non-recourse debt, Australian subsidiary	95,714		95,871		—		95,871		—
Other non-recourse debt, including current portion	48,836		52,016		—		52,016		—