Commitments and Contingencies - Summary of Future Capital Lease, Operating Lease and Financing Lease Obligation (Non-printing) (Detail)	12 Months Ended
Dec. 31, 2015
Capital Leases [Member]
Leases Future Minimum Payments [Line Items]
Interest range, Minimum	3.60%
Interest range, Maximum	19.60%
Financing Obligations [Member]
Leases Future Minimum Payments [Line Items]
Interest range, Minimum	3.60%
Interest range, Maximum	19.60%

When presenting a range of interest rates, the highest effective rate for funds borrowed under the debt agreement as of the balance sheet date.

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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 22
-Article 5

Name:	us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration