[["( in thousands )", "payments due by period total", "payments due by period within 1 year", "payments due by period 2 2013 3 years", "payments due by period 4 2013 5 years", "payments due by period after 5 years"], ["global headquarters operating lease ( 1 )", "$ 40859", "$ 4278", "$ 8556", "$ 8928", "$ 19097"], ["other operating leases ( 2 )", "29808", "9861", "12814", "4752", "2381"], ["unconditional purchase obligations ( 3 )", "37415", "14134", "20012", "3269", "2014"], ["obligations related to