Contracts with Customers (Tables)

3 Months Ended

Dec. 31, 2018

Revenue from Contract with Customer [Abstract]

Contract with Customer, Asset and Liability

The components of contract assets are as follows, in thousands:

	December 31, 2018
Unbilled accounts receivable	$	4,601
Contract assets	$	4,601

The components of contract liabilities are as follows, in thousands:

	December 31, 2018			September 30, 2018
Customer deposits	$	11,065		$	15,298
Deferred revenues	3,547			5,616
Deferred costs	(2,376		)	(2,545		)
Contract liabilities	$	12,236		$	18,369