Accounts Receivable	6 Months Ended
Jun. 30, 2019
Receivables [Abstract]
Accounts Receivable	Accounts Receivable Accounts receivable are net of allowances for doubtful accounts of $21.3 million, $21.0 million, and $22.0 million as of June 30, 2019, June 30, 2018, and December 31, 2018, respectively.

The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-URI http://asc.fasb.org/subtopic&trid=2196772

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