Unaudited Condensed Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2018	Mar. 31, 2018
Statement of Financial Position [Abstract]
Note receivable discount	$ 280	$ 336
Deferred gain on sale	$ 0	$ 105

Amount of gain on the sale of property that does not qualify for gain recognition as of the balance sheet date.

No definition available.

Name:	us-gaap_DeferredGainOnSaleOfProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant