Revenue Recognition and Contracts with Customers Contractual Performance Obligations (Tables)

9 Months Ended

Dec. 31, 2019

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]

Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block]

	Total		Less than 1 year		1-3 years		4-5 years		More than 5 years
Unsatisfied performance obligations	$	4,142,321	$	1,798,557	$	1,320,852	$	519,786	$	503,126