Accumulated Other Comprehensive Income (Loss) (Schedule of Balances of Accumulated Other Comprehensive Income (Loss)) (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Unrealized gains (losses) on available-for-sale securities, beginning balance				$ 435
Unrealized losses on cash flow hedges, beginning balance				1,821
Other Noncontrolling Interests, beginning balance		$ 3		3		$ 0
Total Accumulated Other Comprehensive Loss, beginning balance	[1]			2,256
Unrealized gains (losses) on available-for-sale securities	[2]	0	$ 228	(435)	$ 39
Unrealized gains (losses) on cash flow hedges	[3]	0	(1,552)	(1,821)	403
Net Income (Loss) Attributable to Noncontrolling Interest		3	$ 0	3	$ 0
Total Accumulated Other Comprehensive Loss				(2,253)
Unrealized gains (losses) on available-for-sale securities, ending balance		0		0
Unrealized losses on cash flow hedges, ending balance		0		0
Total Accumulated Other Comprehensive Loss, ending balance	[4]	$ 3		$ 3

[1] Note 1

[2] Net of tax of zero and $123 for the three months ended September 30, 2016 and 2015, respectively, and ($234) and $21 for the nine months ended September 30, 2016 and 2015, respectively

[3] Net of tax of zero and ($836) for the three months ended September 30, 2016 and 2015, respectively

[4] unaudited