CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common stock	Additional paid- in capital	Retained earnings	Accumulated other comprehensive loss	Non controlling interest
Balance at Mar. 31, 2013	$ 2,561,756	$ 4,949	$ 119,975	$ 2,453,973	$ (17,141)
Total comprehensive income (loss)	145,171			140,255	4,916
Stock option activity	9,465	20	9,445
Cash dividends declared	(49,973)			(49,973)
Amortization of restricted stock units	9,933	10	9,923
Amortization/cancellation of restricted stock	3,032	(6)	3,038
Noncontrolling interests	5,987					$ 5,987
Balance at Mar. 31, 2014	2,685,371	4,973	142,381	2,544,255	(12,225)	5,987
Total comprehensive income (loss)	(73,502)			(65,190)	(8,153)	(159)
Stock option activity	(688)	3	(691)
Cash dividends declared	(49,127)			(49,127)
Retirement of common stock	(99,999)	(284)		(99,715)
Amortization of restricted stock units	15,287	17	15,270
Amortization/cancellation of restricted stock	2,974	(6)	2,980
Cash received from noncontrolling interests, net	399					399
Balance at Mar. 31, 2015	2,480,715	4,703	159,940	2,330,223	(20,378)	6,227
Total comprehensive income (loss)	(146,864)			(160,183)	13,512	(193)
Stock option activity	(278)		(278)
Cash dividends declared	(34,965)			(34,965)
Amortization of restricted stock units	6,474	11	6,463
Amortization/cancellation of restricted stock	472	(7)	479
Balance at Mar. 31, 2016	$ 2,305,554	$ 4,707	$ 166,604	$ 2,135,075	$ (6,866)	$ 6,034