Revenue from Contracts with Customers (Tables)

3 Months Ended

Mar. 31, 2021

Revenue from Contract with Customer [Abstract]

Schedule of Contract Assets and Contract Liabilities

The changes in our contract assets are as follows (in thousands):

	Three Months Ended March 31,
	2021		2020
Beginning of period balance	$	4,306	$	4,578
Commission costs and upfront payments to a customer capitalized in period	1,106		1,165
Amortization of contract assets	(809)		(811)
End of period balance	$	4,603	$	4,932

The changes in our contract liabilities are as follows (in thousands):

	Three Months Ended March 31,
	2021		2020
Beginning of period balance	$	12,529	$	10,498
Revenue deferred in period	3,801		3,520
Revenue recognized from amounts included in contract liabilities	(2,674)		(1,916)
End of period balance	$	13,656	$	12,102