Fair Value of Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2013

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, 2013 and December 31, 2012 (in thousands):

			Estimated Fair Value Measurements at March 31, 2013
	Carrying Value as of March 31, 2013		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	83,724	$	83,724	$	83,724	$	—	$	—
Restricted cash	32,264		32,264		32,264		—		—
Liabilities:
Borrowings under Senior Credit Facility	$	556,392	$	560,288	$	—	$	560,288	$	—
7¾% Senior Notes	247,648		267,188		—		267,188		—
6.625% Senior Notes	300,000		330,375		—		330,375		—
5.125% Senior Notes	300,000		303,000		—		303,000		—
Non-recourse debt, Australian subsidiary	33,283		34,350		—		34,350		—
Other non-recourse debt, including current portion	83,556		86,903		—		86,903		—

			Estimated Fair Value Measurements at December 31, 2012
	Carrying Value as of December 31, 2012		Total Fair Value		Level 1		Level 2		Level 3
Assets:
Cash and cash equivalents	$	31,755	$	31,755	$	31,755	$	—	$	—
Restricted cash	34,949		34,949		34,949		—		—
Liabilities:
Borrowings under Senior Credit Facility	$	797,430	$	803,097	$	—	$	803,097	$	—
7¾% Senior Notes	247,543		270,313		—		270,313		—
6.625% Senior Notes	300,000		335,814		—		335,814		—
Non-recourse debt, Australian subsidiary	34,832		34,973		—		34,973		—
Other non-recourse debt, including current portion	88,650		91,345		—		91,345		—