Recently Issued Accounting Pronouncements (Tables)

6 Months Ended

Sep. 30, 2016

Accounting Changes and Error Corrections [Abstract]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

Related prior period information included on the Company's condensed consolidated balance sheets has been retrospectively adjusted as follows (amounts in thousands).

	As of March 31, 2016
	As Reported		Adjustments			As Adjusted
Other assets	$	109,025	$	(29,632	)	$	79,393
Total assets	$	5,567,515	$	(29,632	)	$	5,537,883
Senior convertible debentures	$	1,234,733	$	(18,420	)	$	1,216,313
Junior convertible debentures	$	196,304	$	(2,368	)	$	193,936
Long-term line of credit	$	1,052,000	$	(8,844	)	$	1,043,156
Total liabilities and stockholder's equity	$	5,567,515	$	(29,632	)	$	5,537,883