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Present Value of Future Proceeds to be Received Under Corporate Life Insurance Policies, Liability

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Revenues From International Operations

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[Line Items] for Schedule of Significant Accounting Policies [Table]

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Summary of Significant Accounting Policies (Textual) (Details) - USD ($)	12 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2018
Significant Accounting Policies [Line Items]
Goodwill	$ 19,622,000	$ 19,622,000
Goodwill impairment loss	$ 0	$ 0	$ 0
Capital lease assets as a percentage of total assets	1.00%
Revenues from international operations	9.00%	9.00%	8.00%
Aggregate cash surrender value of underlying life insurance, net of policy loans	$ 900,000	$ 900,000
Present value of future proceeds to be received under corporate life insurance policies, liability	100,000	100,000
Marketing and advertising expense	$ 2,700,000	$ 2,000,000	$ 2,700,000
Minimum [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	2 years
Minimum [Member] \| Building and Building Improvements [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	7 years
Minimum [Member] \| Furniture [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	7 years
Minimum [Member] \| Equipment [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	3 years
Minimum [Member] \| Software and Software Development Costs [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	3 years
Minimum [Member] \| Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	2 years
Minimum [Member] \| Non-competition Agreements [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	2 years
Minimum [Member] \| Developed Technology Rights [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	3 years
Minimum [Member] \| Supplier Relationships [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	2 years
Maximum [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	8 years
Maximum [Member] \| Building and Building Improvements [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	30 years
Maximum [Member] \| Furniture [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	10 years
Maximum [Member] \| Equipment [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	10 years
Maximum [Member] \| Software and Software Development Costs [Member]
Significant Accounting Policies [Line Items]
Property, plant and equipment, useful life	10 years
Maximum [Member] \| Customer Relationships [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	7 years
Maximum [Member] \| Non-competition Agreements [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	8 years
Maximum [Member] \| Developed Technology Rights [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	8 years
Maximum [Member] \| Supplier Relationships [Member]
Significant Accounting Policies [Line Items]
Finite-lived intangible asset, useful life	8 years