Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Accounting Policies

Schedule of cash and cash equivalents

	December 31,
	2016		2015		2014
	(In thousands)
Cash and cash equivalents	$	194,057	$	275,004	$	554,831
Restricted cash - current		24,506		28,533		15,926
Restricted cash - long-term		54,632		7,325		16,125
Total cash, cash equivalents and restricted cash shown in the consolidated statements of cash flows	$	273,195	$	310,862	$	586,882

Schedule of estimated useful lives of other property

	Years
	Depreciated
Leasehold improvements	1	to	8
Office furniture, fixtures and computer equipment	3	to	7
Vehicles		5