Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2019

Cash and Cash Equivalents [Abstract]

Schedule of Cash and Cash Equivalents

The carrying value of cash and cash equivalents approximate fair value and are as follows (in thousands):

	June 30,		December 31,
	2019		2018
As held:
Cash	$	168,271	$	136,642
Money market funds	202,795		143,843
	$	371,066	$	280,485
As reported:
Cash and cash equivalents	$	308,009	$	220,728
Restricted cash	63,057		59,757
	$	371,066	$	280,485

Restrictions on Cash and Cash Equivalents

Restricted cash consisted of the following (in thousands):

	June 30,			December 31,
	2019			2018
Current
Restricted cash	$	21,858		$	25,740
Restricted cash related to PPA Entities	1,848			$	2,917
Restricted cash, current	$	23,706		28,657
Non-current
Restricted cash	$	2,615		$	3,246
Restricted cash related to PPA Entities	36,736		¹	27,854
Restricted cash, non-current	39,351			31,100
	$	63,057		$	59,757

¹ Non-current restricted cash related to PPA Entities includes $20.0 million reclassified for certain contingent indemnification for SPDS under the PPA II Project in the form of a letter of credit to SPDS. See Note 12 - Power Purchase Agreement Programs - PPA II Upgrade of Energy Servers for additional information.

The carrying value of cash and cash equivalents approximate fair value and are as follows (in thousands):

	June 30,		December 31,
	2019		2018
As held:
Cash	$	168,271	$	136,642
Money market funds	202,795		143,843
	$	371,066	$	280,485
As reported:
Cash and cash equivalents	$	308,009	$	220,728
Restricted cash	63,057		59,757
	$	371,066	$	280,485