Fair Value (Tables)

9 Months Ended

Jan. 31, 2017

Fair Value Disclosures [Abstract]

Fair Value Measurements, Recurring and Nonrecurring

The carrying amounts and estimated fair values of our financial instruments are as follows:

(in 000s)
As of	January 31, 2017				January 31, 2016				April 30, 2016
	Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value		Carrying Amount		Estimated Fair Value
Assets:
Cash and cash equivalents	$	221,172	$	221,172	$	189,511	$	189,511	$	896,801	$	896,801
Cash and cash equivalents - restricted	70,166		70,166		69,649		69,649		104,110		104,110
Receivables, net - short-term	787,865		787,865		829,774		829,774		153,116		153,116
Receivables, net - long-term	66,251		66,251		76,471		76,471		60,407		60,407
Liabilities:
Long-term debt and line of credit borrowings	2,593,564		2,672,370		2,616,640		2,709,807		1,492,201		1,566,098
Contingent consideration	9,332		9,332		13,903		13,903		8,657		8,657