Accounts Receivable and Allowance for Doubtful Accounts - (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Receivables [Abstract]
Accounts receivable – trade	$ 105,373	$ 106,063
Allowance for doubtful accounts	(306)	(243)
Accounts receivable, net	$ 105,067	$ 105,820	$ 135,687

Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant