Note 5 — Financing Obligations

The following table provides details relating to the Company’s financing obligations as of July 1, 2018 and December 31, 2017:

	As of
	July 1, 2018			December 31, 2017
	(in thousands)
Debt and capital lease obligations:
Revolving line of credit	$	6,000		$	6,000
Capital leases		418			654
		6,418			6,654
Less: Current portion of debt and capital lease obligations		(6,303	)		(6,299	)
Long-term portion of debt and capital lease obligations	$	115		$	355

Revolving Line of credit

On August 31, 2017, the Company entered into a Fourth Amendment to the Third Amended and Restated Loan and Security Agreement with Silicon Valley Bank to extend the line of credit for one year through September 24, 2018 and to modify certain financial covenants. This amendment requires the Company to maintain (i) unrestricted cash or cash equivalents at the Silicon Valley Bank or at any of its affiliates at all times in an amount of at least $6,000,000; and (ii) a ratio of quick assets to the results of (i) current liabilities minus (ii) the current portion of deferred revenue plus (iii) the long-term portion of the obligations of at least 1.40 to 1.00, tested as of the last day of each month. This line of credit provides for committed loan advances of up to $6.0 million, subject to increases at the Company's election of up to $12.0 million. The Company is in compliance with all loan covenants as of the end of the current reporting period. Upon each advance, the Company can elect a Prime Rate advance, which is the prime rate plus the prime rate margin, or a LIBOR advance, which is LIBOR rate plus the LIBOR rate margin. As of the second quarter ended July 1, 2018, the Company had $6.0 million of revolving debt outstanding with an interest rate of 4.88% per annum.

Capital Leases

In December 2017, the Company leased design software under a three-year capital lease at an imputed interest rate of 6.48% per annum. Terms of the agreement require the Company to make annual payments of approximately $52,000 through December 2019, for a total of $156,000. As of July 1, 2018, $95,000 was outstanding under the capital lease, $46,000 of which was classified as a current liability.

In December 2017, the Company leased design software under a three-year capital lease at an imputed interest rate of 6.30% per annum. Terms of the agreement require the Company to make quarterly payments of approximately $34,000 through November 2019, for a total of $273,000. As of July 1, 2018, $194,000 was outstanding under the capital lease, $127,000 of which was classified as a current liability.

In May 2017, the Company leased design software under a three-year capital lease at an imputed interest rate of 5.48% per annum. Terms of the agreement require the Company to make annual payments of approximately $92,000 through June 2019, for a total of $276,000. As of July 1, 2018, $87,000 was outstanding under the capital lease, all of which was classified as a current liability.

In February 2017, the Company leased design software under a three-year capital lease at an imputed interest rate of 5.57% per annum. Terms of the agreement require the Company to make annual payments of approximately $44,000 through February 2019, for a total of $133,000. As of July 1, 2018, $42,000 was outstanding under the capital lease, all of which was classified as a current liability.

In December 2015, the Company leased design software under a two-year capital lease at an imputed interest rate of 4.88% per annum. Terms of the agreement require the Company to make quarterly payments of approximately $23,000 through November 2017, for a total of $182,000. The lease was paid off in November 2017.

In July 2015, the Company leased design software under a three-year capital lease at an imputed interest rate of 4.91% per annum. Terms of the agreement require the Company to make annual payments of approximately $67,000 through July 2017, for a total of $202,000. The lease was fully paid off in July 2017.