Note 11 - Construction Joint Ventures - Unconsolidated Construction Joint Ventures Financial Information (Details) - USD ($) $ in Thousands		Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2019
Cash, cash equivalents and marketable securities		$ 144,472	$ 179,049	$ 281,355
Other current assets	[1]	821,399	972,840	847,789
Noncurrent assets		203,520	207,584	215,129
Current liabilities		555,380	581,199	533,325
Equity in construction joint ventures	[2]	117,300	116,911	174,253
Other Partners Interest in Partnerships [Member]
Unconsolidated construction joint venture assets		785,876	904,565	885,901
Unconsolidated construction joint venture liabilities	[3]	289,165	243,202	249,206
Reporting Entitys Interest in Joint Venture [Member]
Unconsolidated construction joint venture assets	[1],[4]	383,515	454,908	458,372
Unconsolidated construction joint venture liabilities		$ 266,215	$ 337,997	$ 284,119

[1] Included in this balance and in accrued expenses and other current liabilities on the condensed consolidated balance sheets was $81.9 million related to performance guarantees as of both March 31, 2020 and December 31, 2019 and $88.2 million as of March 31, 2019.

[2] Included in this balance and in accrued expenses and other current liabilities on our condensed consolidated balance sheets was $ 73.2 million, $ 76.2 million and $ 45.7 million, respectively, related to deficits in unconsolidated construction joint ventures, which includes provisions for losses, as of March 31, 2020, December 31, 2019 and March 31, 2019.

[3] Partners' interest and adjustments includes amounts to reconcile total net assets as reported by our partners to Granite's interest adjusted to reflect our accounting policies and estimates primarily related to contract forecast differences.

[4] Included in this balance as of March 31, 2020, December 31, 2019 and March 31, 2019 was $117.1 million, $116.8 million and $96.2 million, respectively, related to Granite’s share of estimated cost recovery of customer affirmative claims. In addition, this balance included $18.2 million, $15.9 million and $17.9 million related to Granite’s share of estimated recovery of back charge claims as of March 31, 2020, December 31, 2019 and March 31, 2019, respectively.