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Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2018

Accounting Policies [Abstract]

Restrictions on Cash and Cash Equivalents

The following table provides a reconciliation of cash and cash equivalents and restricted cash to amounts reported within the Condensed Consolidated Balance Sheets and Condensed Consolidated Statements of Cash Flows (in thousands):

		September 30, 2018				September 30, 2017
Cash and cash equivalents, beginning of period		$	97,885			$	115,371
Restricted cash included in other assets		968				498
Total cash and cash equivalents and restricted cash		$	98,853			$	115,869
Cash and cash equivalents, end of period		$	831,634			$	130,791
Restricted cash included in other assets		4,545				646
Total cash and cash equivalents and restricted cash		$	836,179			$	131,437

Schedule of Cash and Cash Equivalents

The following table provides a reconciliation of cash and cash equivalents and restricted cash to amounts reported within the Condensed Consolidated Balance Sheets and Condensed Consolidated Statements of Cash Flows (in thousands):

		September 30, 2018				September 30, 2017
Cash and cash equivalents, beginning of period		$	97,885			$	115,371
Restricted cash included in other assets		968				498
Total cash and cash equivalents and restricted cash		$	98,853			$	115,869
Cash and cash equivalents, end of period		$	831,634			$	130,791
Restricted cash included in other assets		4,545				646
Total cash and cash equivalents and restricted cash		$	836,179			$	131,437

Schedule of New Accounting Pronouncements and Changes in Accounting Principles

This standard was adopted prospectively as of January 1, 2018 and resulted in a $3.3 million cumulative effect adjustment credit to retained earnings related to the following investments:

Equity securities which were previously classified as available-for-sale		$	1,660
Equity securities which were previously accounted for under the cost method		1,635
Total		$	3,295

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