Summary of Significant Accounting Policies - Narrative (Detail) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2019		Mar. 01, 2019	Feb. 28, 2019	[1]
Accounting Policies [Abstract]
Operating Lease, Right-of-Use Asset	$ 224,371	[1]	$ 237,400	$ 0
Operating Lease, Liability	$ 234,766		$ 244,500
Minimum
Disaggregation of Revenue [Line Items]
Contract payment terms	30 days
Maximum
Disaggregation of Revenue [Line Items]
Contract payment terms	60 days
Base Subscription [Member]
Disaggregation of Revenue [Line Items]
Revenue Recognition Customer Contract Period Minimum	1 year
Revenue Recognition Customer Contract Period Maximum	3 years
Renewal [Member]
Disaggregation of Revenue [Line Items]
Revenue Recognition Customer Contract Period Minimum	1 year
Revenue Recognition Customer Contract Period Maximum	3 years

[1] Effective March 1, 2019, the Company adopted Accounting Standard Update 2016-02, Leases (Topic 842) (“ASC 842”). See NOTE 2—Summary of Significant Accounting Policies and NOTE 4—Leases for detailed information on adoption of ASC 842.