Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

Dec. 31, 2015

Derivative Instruments And Hedging Activities Disclosure [Abstract]

Summarization of Recognized Gains and Losses of Cash Flow Hedges

To supplement the fair value disclosures in Note 17, the following summarizes the recognized gains and losses of cash flow hedges and non-designated derivatives through AOCL or through “other income” for the years ended December 31, 2015 and 2014:

	Gain/(loss) recognized through AOCL					(Gain)/loss reclassified from AOCL to “contract drilling services” expense					Gain/(loss) recognized through “contract drilling services” expense
	2015			2014		2015		2014			2015		2014
Cash flow hedges
Foreign currency forward contracts	$	(2,414	)	$	4,286	$	2,414	$	(4,286	)	$	—	$	—