Consolidated Statements of Cash Flows (Parenthetical) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)
Long Lived Assets Held-for-sale [Line Items]
Cash and cash equivalents	$ 1,503,257
Net proceeds from SVBIF sale transaction	39,284	[1]
Sales price of assets sold	48,600
Cash and cash equivalents included in sale of assets	9,300
Other Assets
Long Lived Assets Held-for-sale [Line Items]
Cash and cash equivalents	$ 15,000

[1] Cash and cash equivalents at December 31, 2014 included $15.0 million recognized in assets held-for-sale in conjunction with the SVBIF sale transaction. On April 13, 2015 we received net proceeds of $39.3 million consisting of the sales price of $48.6 million less $9.3 million of cash and cash equivalents held by SVBIF that were sold.