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Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2015

Schedule of Accounts Receivable

Accounts receivable (in thousands) consisted of the following, as of:

		December 31,
		2015				2014
Billed and billable		$	175,382			$	187,470
Less: unpaid deferred revenue			(103,403	)			(104,425	)
Accounts receivable, gross			71,979				83,045
Less: allowance for doubtful accounts			(3,825	)			(4,412	)
Accounts receivable, net		$	68,154			$	78,633

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- Definition

Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3,4)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration