From the partial consolidated balance sheet above, does the company seem week or strong?

At December 31, ASSETS 2019 2018 (a) $ S 2,756 2,182 1,364 1,688 2,256 1,426 1,072 985 814 Current assets: Cash and cash equivalents Short-term investments Receivables, less allowance for doubtful accounts (2019$9;2018-$8) Aircraft fuel, spare parts and supplies, less obsolescence allowance (2019$425, 2018 $412) Prepaid expenses and other Total current assets Operating property and equipment: Flight equipment Other property and equipment Purchase deposits for flight equipment Total operating property and equipment LessAccumulated depreciation and amortization Total operating property and equipment, net 733 7,088 8,188 35,421 7,926 1,360 44,707 (14,537) 30,170 32,599 6,889 1,177 40,665 (13,266) 27,399 Operating lease right-of-use assets 4,758 5,262 4,523 3,009 106 4,523 3,159 105 Other assets: Goodwill Intangibles, less accumulated amortization (2019$1,440: 2018-$1,380) Restricted cash Notes receivable, net Investments in affiliates and other, net Total other assets Total assets 671 516 1,180 9,489 52,605 $ 966 9,269 49,018 $