In-process Revenue Contracts - Additional Information (Detail) |
1 Months Ended | 3 Months Ended | 9 Months Ended | |
|---|---|---|---|---|
|
Aug. 31, 2015
Contract
Vessel
|
Sep. 30, 2016
USD ($)
|
Sep. 30, 2016
USD ($)
|
Sep. 30, 2015
USD ($)
|
|
| In Process Revenue Contracts [Line Items] | ||||
| Amortization of in-process revenue contracts | $ | $ 0 | $ 1,200,000 | $ 0 | |
| Suezmax tankers [Member] | Principal Maritime Tankers [Member] | ||||
| In Process Revenue Contracts [Line Items] | ||||
| Number of time-charter contracts | Contract | 3 | |||
| Teekay Tankers [Member] | Suezmax tankers [Member] | Principal Maritime Tankers [Member] | ||||
| In Process Revenue Contracts [Line Items] | ||||
| Number of vessels | Vessel | 12 | |||