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Revenue from Contracts with Customers - Contract Acquisition Costs and Cost to Fulfill Contracts (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Total capitalized contract costs	$ 10,410	$ 9,735
Amortization of contract costs	1,380	1,338
Prepaid expenses and other
Disaggregation of Revenue [Line Items]
Total capitalized contract costs	4,721	4,580
Deferred charges and other assets
Disaggregation of Revenue [Line Items]
Total capitalized contract costs	$ 5,689	$ 5,155

X

- Definition

Amount of accumulated amortization of asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054

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X

- Definition

Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054

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+ References

No definition available.

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