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Recently Adopted and Recently Issued Accounting Standards - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
New Accounting Pronouncement, Early Adoption [Line Items]
Undiscounted future minimum rent commitments under noncancellable leases	$ 47,100
Additional discrete tax benefit	2,386	$ 2,132
Cumulative-effect adjustment to retained earnings	5,915
Accounting Standards Update 2016-09
New Accounting Pronouncement, Early Adoption [Line Items]
Additional discrete tax benefit	2,800
Accounting Standards Update 2016-16
New Accounting Pronouncement, Early Adoption [Line Items]
Cumulative-effect adjustment to retained earnings	5,900
Pro Forma | Accounting Standards Update 2017-07
New Accounting Pronouncement, Early Adoption [Line Items]
Decrease in operating income	$ 3,500

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Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 55
-Paragraph 40
-Subparagraph (Note 3)
-URI http://asc.fasb.org/extlink&oid=6584154&loc=d3e38371-112697

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