Restricted Cash and Investments (Tables)

9 Months Ended

Sep. 30, 2022

Restricted Investments Note [Abstract]

Reconciliation of cash, cash equivalents and restricted cash

The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the unaudited consolidated balance sheets that sum to the total of the same such amounts reported in the unaudited consolidated statements of cash flows.

Classification
	Nine months ended
	September 30, 2022		September 30, 2021
	(dollars in thousands)
Cash and cash equivalents	$	572,828	$	452,943
Restricted cash included in restricted cash and short-term investments	67,600		3,400
Total cash, cash equivalents and restricted cash reported in the consolidated statements of cash flows	$	640,428	$	456,343