Segment Information (Tables)

12 Months Ended

Mar. 31, 2017

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	2017		2016		2015
OPERATING REVENUES
United States	$	2,175,721	$	1,868,076	$	1,977,975
United Kingdom	242,238		338,552		398,729
Other International	468,943		454,216		442,402
Total	$	2,886,902	$	2,660,844	$	2,819,106
INTANGIBLE ASSETS, NET AND GOODWILL
United States	$	4,240,579	$	3,134,267	$	3,135,226
United Kingdom	996,136		820,730		1,062,332
Other International	722,554		671,004		455,286
Total	$	5,959,269	$	4,626,001	$	4,652,844